If = = in the system of equations a 1 x + b 1 y + c 1 = 0 and a 2 x + b 2 y + c 2 = 0 Statement 1 : This is the condition for inconsistent equations Statement 2 : There exists infinitely many solutions Statement 3 : The equations satisfying the condition are parallel Which of the above statements are true ? a) S1 only b) S1 and S2 c) S1 and S3 d) S2 only

If
=
=
in the system of equations a 1 x + b 1 y + c 1 = 0 and a 2 x + b 2 y + c 2 = 0
Statement 1 : This is the condition for inconsistent equations
Statement 2 : There exists infinitely many solutions
Statement 3 : The equations satisfying the condition are parallel
Which of the above statements are true ?
a) S1 only
b) S1 and S2
c) S1 and S3
d) S2 only
by

1 Answer

Answer :

d) S2 only
by

Related questions

If = = in the system of equations a 1 x + b 1 y + c 1 = 0 and a 2 x + b 2 y + c 2 = 0 Statement 1 : This is the condition for inconsistent equations Statement 2 : There exists infinitely many solutions Statement 3 : The equations satisfying the condition are parallel Which of the above statements are true ? e) S1 only f) S1 and S2 g) S1 and S3 h) S2 only Answer: (d) S2 o

Description : If = = in the system of equations a 1 x + b 1 y + c 1 = 0 and a 2 x + b 2 y + c 2 = 0 Statement 1 : This is the condition for inconsistent equations Statement 2 : There exists infinitely many solutions ... statements are true ? e) S1 only f) S1 and S2 g) S1 and S3 h) S2 only Answer: (d) S2 o

Last Answer : h) S2 only

The pair of equations 3 x + y = 81 , 81 x – y = 3 has (a) no solution (b) unique solution (c) infinitely many solutions (d) x = 2 , y = 1

Description : The pair of equations 3 x + y = 81 , 81 x – y = 3 has (a) no solution (b) unique solution (c) infinitely many solutions (d) x = 2 , y = 1

Last Answer : d) x = 2 , y = 1

The pair of equations 3 x + y = 81 , 81 x – y = 3 has (a) no solution (b) unique solution (c) infinitely many solutions (d) x = 2 , y = 1

Description : The pair of equations 3 x + y = 81 , 81 x – y = 3 has (a) no solution (b) unique solution (c) infinitely many solutions (d) x = 2 , y = 1

Last Answer : d) x = 2 , y = 1

The pair of equations y=0 and y=-7 has (a)one solution (b)two solutions (c)no solution (d)infinitely many solutions

Description : The pair of equations y=0 and y=-7 has (a)one solution (b)two solutions (c)no solution (d)infinitely many solutions

Last Answer : (c)no solution

The pair of equations ax+by+c=0 and dx+ey+c=0 represent the equations with infinitely many solutions if (a)ad=be (b)ae=bd (c)ab=de (d)ac=de

Description : The pair of equations ax+by+c=0 and dx+ey+c=0 represent the equations with infinitely many solutions if (a)ad=be (b)ae=bd (c)ab=de (d)ac=de

Last Answer : (b)ae=bd

Which of the following statement(s) is/are true with respect to software architecture? S1: Coupling is a measure of how well the things grouped together in a module belong together logically. S2: Cohesion is a measure of the degree of interaction between software modules. S3: If coupling is low and cohesion is high then it is easier to change one module without affecting others. (1) Only S1 and S2 (2) Only S3 (3) All of S1, S2 and S3 (4) Only S1

Description : Which of the following statement(s) is/are true with respect to software architecture? S1: Coupling is a measure of how well the things grouped together in a module belong together logically. S2: Cohesion is a measure of the ... ) Only S1 and S2 (2) Only S3 (3) All of S1, S2 and S3 (4) Only S1

Last Answer : Answer: 2

Given the following statements: S1: Every context-sensitive language L is recursive. S2: There exists a recursive language that is not context sensitive. Which statement is correct? (A) S1 is not correct and S2 is not correct. (B) S1 is not correct and S2 is correct. (C) S1 is correct and S2 is not correct. (D) S1 is correct and S2 is correct.

Description : Given the following statements: S1: Every context-sensitive language L is recursive. S2: There exists a recursive language that is not context sensitive. Which statement is correct? (A) S1 is not correct and S2 is ... (C) S1 is correct and S2 is not correct. (D) S1 is correct and S2 is correct.

Last Answer : (D) S1 is correct and S2 is correct. 

If coil 'R1-R2' at the receiver of figure 'A' shown in the illustration were in 180 degree error with respect to that of the transmitter, what corrective action should be taken? EL-0092 A. No action is necessary as this is proper operation. B. Reverse the 60 Hz supply connections at 'R1' and 'R2'. C. Interchange connections 'S1' and 'S2'. D. Interchange connections 'S1' and 'S3'.

Description : If coil 'R1-R2' at the receiver of figure 'A' shown in the illustration were in 180 degree error with respect to that of the transmitter, what corrective action should be taken? EL-0092 A. No action is ... and 'R2'. C. Interchange connections 'S1' and 'S2'. D. Interchange connections 'S1' and 'S3'.

Last Answer : Answer: B

If coil 'R1-R2' at the receiver of figure 'A' shown in the illustration turned opposite of that in the transmitter, what corrective action should be taken? EL-0092 A. No action is necessary as this is normal operation. B. Reverse 60 Hz supply connections to 'R1' and 'R2'. C. Interchange connections to 'S1' and 'S2'. D. Interchange connections to 'S1' and 'S3'.

Description : If coil 'R1-R2' at the receiver of figure 'A' shown in the illustration turned opposite of that in the transmitter, what corrective action should be taken? EL-0092 A. No action is necessary as this is ... . C. Interchange connections to 'S1' and 'S2'. D. Interchange connections to 'S1' and 'S3'.

Last Answer : Answer: D

If coil 'R1-R2' on the transmitter in figure 'A' shown in the illustration is turned 30 degrees clockwise, corresponding coil 'R1-R2' on the receiver should ____________. EL-0092 A. make coils 'S1-S2-S3' turn faster because of induced currents B. ring at the receiving station until the turning stops C. receive a higher voltage depending on the turns ratio D. align itself to the same position if free to move

Description : If coil 'R1-R2' on the transmitter in figure 'A' shown in the illustration is turned 30 degrees clockwise, corresponding coil 'R1-R2' on the receiver should ____________. EL-0092 A. make coils 'S1 ... a higher voltage depending on the turns ratio D. align itself to the same position if free to move

Last Answer : Answer: D

Consider the following statements S1 and S2 : S1 : A hard handover is one in which the channel in the source cell is retained and used for a while in parallel with the channel in the target cell. S2 : A soft handover is one in which the channel in the source cell is released and only then the channel in the target cell is engaged. (A) S1 is true and S2 is not true. (B) S1 is not true and S2 is true. (C) Both S1 and S2 are true. (D) Both S1 and S2 are not true.

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Last Answer : (D) Both S1 and S2 are not true.

Which of the following statements is true? (1) The sentence S is a logical consequence of S1,..., Sn if and only if S1˄S2˄........˄Sn→S is satisfiable. (2) The sentence S is a logical consequence of S1,..., Sn if and only if S1˄S2˄........˄Sn→S is valid. (3) The sentence S is a logical consequence of S1,..., Sn if and only if S1˄S2˄........˄Sn˄¬S is consistent. (4) The sentence S is a logical consequence of S1,..., Sn if and only if S1˄S2˄........˄Sn˄S is inconsistent.

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Last Answer : The sentence S is a logical consequence of S1,..., Sn if and only if S1˄S2˄........˄Sn→S is valid.

Consider following schedules involving two transactions: S1: r1(X); r1(Y); r2(X); r2(Y); w2(Y); w1(X) S2: r1(X); r2(X); r2(Y); w2(Y); r1(Y); w1(X) Which of the following statement is true? (1) Both S1 and S2 are conflict serializable. (2) S1 is conflict serializable and S2 is not conflict serializable. (3) S1 is not conflict serializable and S2 is conflict serializable. (4) Both S1 and S2 are not conflict serializable.

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Last Answer : S1 is not conflict serializable and S2 is conflict serializable.

Which is the correct statement(s) for Non Recursive predictive parser? S1: First(α) = {t | α => * t β for some string β } => *tβ S2: Follow(X) = { a | S => * αXa β for some strings α and β } (A) Both statements S1 and S2 are incorrect. (B) S1 is incorrect and S2 is correct. (C) S1 is correct and S2 is incorrect. (D) Both statements S1 and S2 are correct.

Description : Which is the correct statement(s) for Non Recursive predictive parser? S1: First(α) = {t | α => * t β for some string β } => *tβ S2: Follow(X) = { a | S => * αXa β for some strings ... and S2 is correct. (C) S1 is correct and S2 is incorrect. (D) Both statements S1 and S2 are correct. 

Last Answer : (D) Both statements S1 and S2 are correct.

For what value of k , the following system of equations have infinite solutions : kx + 4y = k-4, 16x + ky = k (a) k = 2 (b) k = 4 (c) k = 6 (d) k = 8

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Last Answer : (d) k = 8

For what value of k , the following system of equations have infinite solutions : kx + 4y = k-4, 16x + ky = k (a) k = 2 (b) k = 4 (c) k = 6 (d) k = 8

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Last Answer : (d) k = 8

Which of the following pair of linear equations represent the two parallel tracks of the railway line? a) x-2y-4=0 and 2x + 4y - 12 = 0 c) 2x + 4y -12 = 0 and x +2y-4=0 b) x +2y-4=0 and 2x + 4y +12 = 0 d) 2x + 4y + 12 = 0 and x-2y-4=0

Description : Which of the following pair of linear equations represent the two parallel tracks of the railway line? a) x-2y-4=0 and 2x + 4y - 12 = 0 c) 2x + 4y -12 = 0 and x +2y-4=0 b) x +2y-4=0 and 2x + 4y +12 = 0 d) 2x + 4y + 12 = 0 and x-2y-4=0

Last Answer : c) 2x + 4y -12 = 0 and x +2y-4=0

A pushdown automation M = (Q, Σ, Γ, δ, q0, z, F) is set to be deterministic subject to which of the following condition(s), for every q ∈ Q, a ∈ Σ ∪ {λ} and b ∈ Γ (s1) δ(q, a, b) contains at most one element (s2) if δ(q, λ, b) is not empty then δ(q, c, b) must be empty for every c ∈ Σ (A) only s1 (B) only s2 (C) both s1 and s2 (D) neither s1 nor s2

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Last Answer : (C) both s1 and s2

If lines corresponding to given linear equations are coincident, the solutionof the given equations is: e) Unique solution f) Two solutionsg) Infintely many solutions h) No solution

Description : If lines corresponding to given linear equations are coincident, the solutionof the given equations is: e) Unique solution f) Two solutionsg) Infintely many solutions h) No solution

Last Answer : g) Infintely many solutions

If lines corresponding to given linear equations are coincident, the solutionof the given equations is: a) Unique solution b) Two solutions c) Infintely many solutions d) No solution

Description : If lines corresponding to given linear equations are coincident, the solutionof the given equations is: a) Unique solution b) Two solutions c) Infintely many solutions d) No solution

Last Answer : c) Infintely many solutions

What value/s can x take in the expression k(x – 10) (x + 10) = 0 where k is any real number. (a) 100, -100 (b) Infinitely many (c) Depends on value of k (d) 10, -10

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Last Answer : (d) 10, -10

The statements s1 and s2 are given as: s1: Context sensitive languages are closed under intersection, concatenation, substitution and inverse homomorphism. s2: Context free languages are closed under complementation, substitution and homomorphism. Which of the following is correct statement? (A) Both s1 and s2 are correct. (B) s1 is correct and s2 is not correct. (C) s1 is not correct and s2 is correct. (D) Both s1 and s2 are not correct.

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Last Answer : (B) s1 is correct and s2 is not correct.

Out of the following linear equations in two variables, the two representing a pair of parallel lines graphically are: 3x - 4y = 6 3x + 4y = 6 6x + 8y = 12 6x - 8y + 6 = 0 (a) 3x - 4y = 6 and 6x + 8y = 12 (b) 3x - 4y = 6 and 6x - 8y + 6 = 0 (c) 6x + 8y = 12 and 3x + 4y = 6 (d) 6x - 8y + 6 = 0 and 3x + 4y = 6

Description : Out of the following linear equations in two variables, the two representing a pair of parallel lines graphically are: 3x - 4y = 6 3x + 4y = 6 6x + 8y = 12 6x - 8y + 6 = 0 (a) 3x - 4y = 6 and 6x + 8y = 12 (b) 3x - 4y = 6 ... 6 = 0 (c) 6x + 8y = 12 and 3x + 4y = 6 (d) 6x - 8y + 6 = 0 and 3x + 4y = 6

Last Answer : (b) 3x - 4y = 6 and 6x - 8y + 6 = 0

Given the following statements: S1 : The grammars S→asb | bsa | ss | a and S→asb | bsa | a are not equivalent. S2: The grammars S→ss | sss | asb | bsa | λ and S→ss | asb | bsa | λ are equivalent. Which of the following is true? (A) S1 is correct and S2 is not correct. (B) Both S1 and S2 are correct (C) S1 is not correct and S2 is correct (D) Both S1 and S2 are not correct.

Description : Given the following statements: S1 : The grammars S→asb | bsa | ss | a and S→asb | bsa | a are not equivalent. S2: The grammars S→ss | sss | asb | bsa | λ and S→ss | asb | bsa | λ are equivalent. ... and S2 are correct (C) S1 is not correct and S2 is correct (D) Both S1 and S2 are not correct.

Last Answer : (A) S1 is correct and S2 is not correct.

Given the following statements : S1 : If L is a regular language then the language {uv | uϵL, vϵLR} is also regular. S2 : L = {wwR} is regular language. Which of the following is true ? (A) S1 is not correct and S2 is not correct. (B) S1 is not correct and S2 is correct. (C) S1 is correct and S2 is not correct. (D) S1 is correct and S2 is correct.

Description : Given the following statements : S1 : If L is a regular language then the language {uv | uϵL, vϵLR} is also regular. S2 : L = {wwR} is regular language. Which of the following is true ? (A) S1 is not ... S2 is correct. (C) S1 is correct and S2 is not correct. (D) S1 is correct and S2 is correct.

Last Answer : (C) S1 is correct and S2 is not correct.

Given the following statements : S1 : SLR uses follow information to guide reductions. In case of LR and LALR parsers, the look-aheads are associated with the items and they make use of the left context available to the parser. S2 : LR grammar is a larger sub-class of context free grammar as compared to that SLR and LALR grammars. Which of the following is true ? (A) S1 is not correct and S2 is not correct. (B) S1 is not correct and S2 is correct. (C) S1 is correct and S2 is not correct. (D) S1 is correct and S2 is correct.

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Last Answer : (D) S1 is correct and S2 is correct.

Given the following statements : S1 : The subgraph-isomorphism problem takes two graphs G1 and G2 and asks whether G1 is a subgraph of G2. S2 : The set-partition problem takes as input a set S of numbers and asks whether the numbers can be partitioned into two sets A Image Which of the following is true ? (A) S1 is NP problem and S2 is P problem. (B) S1 is NP problem and S2 is NP problem. (C) S1 is P problem and S2 is P problem. (D) S1 is P problem and S2 is NP problem.

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Last Answer : (B) S1 is NP problem and S2 is NP problem.

The value of x and y which satisfy the equations : √ e) x=1,y=0 f) x=0,y=0 g) x=1,y=1 h) x=0,y=1

Description : The value of x and y which satisfy the equations : √ e) x=1,y=0 f) x=0,y=0 g) x=1,y=1 h) x=0,y=1

Last Answer : f) x=0,y=0

The ratio of the areas of the two triangles formed by the lines representing the equations and 2x – y + 2 = 0 with X axis and the lines with the Y axis is (a) 1 : 2 (b) 2 : 1 (c) 4 : 1 (d) 1 : 4

Description : The ratio of the areas of the two triangles formed by the lines representing the equations and 2x – y + 2 = 0 with X axis and the lines with the Y axis is (a) 1 : 2 (b) 2 : 1 (c) 4 : 1 (d) 1 : 4

Last Answer : (c) 4 : 1

The value of x and y which satisfy the equations : √ a) x=1,y=0 b) x=0,y=0 c) x=1,y=1 d) x=0,y=1

Description : The value of x and y which satisfy the equations : √ a) x=1,y=0 b) x=0,y=0 c) x=1,y=1 d) x=0,y=1

Last Answer : b) x=0,y=0

. The ratio of the areas of the two triangles formed by the lines representing the equations and 2x – y + 2 = 0 with X axis and the lines with the Y axis is (a) 1 : 2 (b) 2 : 1 (c) 4 : 1 (d) 1 : 4

Description : . The ratio of the areas of the two triangles formed by the lines representing the equations and 2x – y + 2 = 0 with X axis and the lines with the Y axis is (a) 1 : 2 (b) 2 : 1 (c) 4 : 1 (d) 1 : 4

Last Answer : (c) 4 : 1

"Ravi is 10 years older than Rehan. Five years ago, one-seventh of Ravi's age was equal to one-fifth of Rehan's age." If Rehan's age be 'x' years and Ravi's age be 'y' years, which of the following pair of linear equations is describing it algebraically? (a) x - y = 10 and 7x - 5y + 10 = 0 (b) y -x = 10 and 5y -7x + 10 = 0 (c) x + y = 10 and 7x + 5y - 10 = 0 (d) x - y = -10 and 7y - 5x + 10 = 0

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Last Answer : (b) y -x = 10 and 5y -7x + 10 = 0

A pair of linear equations which has a unique solution x = 2, y = -3 is (a) x + y = -1 ; 2x – 3y = -5 (b) 2x + 5y = -11 ; 4x + 10y = -22(c) 2x – y = 1 ; 3x + 2y = 0 (d) x – 4y – 14 = 0 ;5x – y – 13 = 0

Description : A pair of linear equations which has a unique solution x = 2, y = -3 is (a) x + y = -1 ; 2x – 3y = -5 (b) 2x + 5y = -11 ; 4x + 10y = -22(c) 2x – y = 1 ; 3x + 2y = 0 (d) x – 4y – 14 = 0 ;5x – y – 13 = 0

Last Answer : (d) x – 4y – 14 = 0 ;5x – y – 13 = 0

The pair of equations ax+2y=7 and 3x+by=16 represent parallel lines if (a)a=b (b)3a=2b (c)ab=6 (d)2a=3b

Description : The pair of equations ax+2y=7 and 3x+by=16 represent parallel lines if (a)a=b (b)3a=2b (c)ab=6 (d)2a=3b

Last Answer : (c)ab=6

What is the value of x, y in the following pair of linear equations: 4x + = 15 , 6x – = 14 ? (a) 3,2 (b) -3,-2 (c) 3,-2 (d) -3,2

Description : What is the value of x, y in the following pair of linear equations: 4x + = 15 , 6x – = 14 ? (a) 3,2 (b) -3,-2 (c) 3,-2 (d) -3,2

Last Answer : (a) 3,2

What is the value of x, y in the following pair of linear equations: 4x + = 15 , 6x – = 14 ? (a) 3,2 (b) -3,-2 (c) 3,-2 (d) -3,2

Description : What is the value of x, y in the following pair of linear equations: 4x + = 15 , 6x – = 14 ? (a) 3,2 (b) -3,-2 (c) 3,-2 (d) -3,2

Last Answer : (a) 3,2

If (x, y) is a solution of the following pair of linear equations in two variables, then the value of expression (√ is: x + 2y = 4 and 3x - y = 5 (a) 2 (b) 3 (c) 4 (d) √

Description : If (x, y) is a solution of the following pair of linear equations in two variables, then the value of expression (√ is: x + 2y = 4 and 3x - y = 5 (a) 2 (b) 3 (c) 4 (d) √2

Last Answer : (a) 2

Consider the following statements for priority queue: S1: It is a data structure in which the intrinsic ordering of the elements does determine the result of its basic operations. S2: The elements of a priority queue may be complex structures that are ordered on one or several fields. Which of the following is correct? (A) Both S1 and S2 are incorrect. (B) S1 is correct and S2 is incorrect. (C) SI is incorrect and S2 is correct. (D) Both S1 and S2 are correct.

Description : Consider the following statements for priority queue: S1: It is a data structure in which the intrinsic ordering of the elements does determine the result of its basic operations. S2: The elements of a priority queue ... . (C) SI is incorrect and S2 is correct. (D) Both S1 and S2 are correct.

Last Answer : (D) Both S1 and S2 are correct.

Given the following two statements: S1: If L1 and L2 are recursively enumerable languages over ∑, then L1⋃L2 and L1⋂L2 are also recursively enumerable. S2: The set of recursively enumerable languages is countable. Which of the following is correct? (A) S1 is correct and S2 is not correct (B) S1 is not correct and S2 is correct (C) Both S1 and S2 are not correct (D) Both S1 and S2 are correct

Description : Given the following two statements: S1: If L1 and L2 are recursively enumerable languages over ∑, then L1⋃L2 and L1⋂L2 are also recursively enumerable. S2: The set of recursively enumerable languages is countable. ... correct (C) Both S1 and S2 are not correct (D) Both S1 and S2 are correct

Last Answer : (D) Both S1 and S2 are correct

Consider the following statements : S1: A queue can be implemented using two stacks. S2: A stack can be implemented using two queues. Which of the following is correct ? (A) S1 is correct and S2 is not correct. (B) S1 is not correct and S2 is correct. (C) Both S1 and S2 are correct. (D) Both S1 and S2 are not correct.

Description : Consider the following statements : S1: A queue can be implemented using two stacks. S2: A stack can be implemented using two queues. Which of the following is correct ? (A) S1 is correct and S2 is not correct. ( ... S2 is correct. (C) Both S1 and S2 are correct. (D) Both S1 and S2 are not correct.

Last Answer : (C) Both S1 and S2 are correct.

When you zero a synchro with a synchro tester, what is indicated by a jump in the synchro tester's dial when the S1 and S3 leads are momentarily shorted?

Description : When you zero a synchro with a synchro tester, what is indicated by a jump in the synchro tester's dial when the S1 and S3 leads are momentarily shorted?

Last Answer : The synchro under test is not on electrical zero.

If S1 is total number of modules defined in the program architecture, S3 is the number of modules whose correct function depends on prior processing then the number of modules not dependent on prior processing is: (A) 1 + S3/S1 (B) 1 - S3/S1 (C) 1 + S1/S3 (D) 1 - S1/S3

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Last Answer : (B) 1 - S3/S1

Assertion (A) : The value of k for which the system of linear equations kx+2y+1=0 and 6x+4y-5=0 has a unique solution is 3. Reason (R):The system of linear equations a1x + b1y + c1= 0 and a2x + b2y + c2 = 0 has a unique solution if (a) Both A and R are correct; R is the correct explanation of A. (b) Both A and R are correct; R is not the correct explanation of A. (c) A is correct; R is incorrect. (d) R is correct; A is incorrect.

Description : Assertion (A) : The value of k for which the system of linear equations kx+2y+1=0 and 6x+4y-5=0 has a unique solution is 3. Reason (R):The system of linear equations a1x + b1y + c1= 0 and a2x + ... not the correct explanation of A. (c) A is correct; R is incorrect. (d) R is correct; A is incorrect.

Last Answer : (d) R is correct; A is incorrect.

32 With S2 closed and S1 open, the current waveform in the delta winding will be [GATE 2009] A. a sinusoidal at fundamental frequency B. flat-topped with third harmonic C. only third-harmonic D. none of these

Description : 32 With S2 closed and S1 open, the current waveform in the delta winding will be [GATE 2009] A. a sinusoidal at fundamental frequency B. flat-topped with third harmonic C. only third-harmonic D. none of these

Last Answer : C. Only third harmonic

In the following figure ABCD is a cyclic quadrilateral, the sum of degree measures of ∠A and ∠D is: (SOURCE: Fig. 3.7, Exercise 3.7, Chapter 3, PAIR of LINEAR EQUATIONS in TWO VARIABLES, NCERT, Class X) (a) 120° (b) 180° (c) 230°(d) 250°

Description : In the following figure ABCD is a cyclic quadrilateral, the sum of degree measures of ∠A and ∠D is: (SOURCE: Fig. 3.7, Exercise 3.7, Chapter 3, PAIR of LINEAR EQUATIONS in TWO VARIABLES, NCERT, Class X) (a) 120° (b) 180° (c) 230°(d) 250°

Last Answer : (c) 230°

If an ac voltmeter is connected between the S2 and S3 windings on a TX, at what two rotor positions should the voltmeter read maximum voltage?

Description : If an ac voltmeter is connected between the S2 and S3 windings on a TX, at what two rotor positions should the voltmeter read maximum voltage?

Last Answer : . 150º and 330º

The value of m obtained on solving equations : 2n + m =2n – m = √ a) 1/4 b) 0 c) 1/2 d) 3/4

Description : The value of m obtained on solving equations : 2n + m =2n – m = √ a) 1/4 b) 0 c) 1/2 d) 3/4

Last Answer : b) 0