Description : I. 12a^2 − a − 6 = 0 II. 8b^2 − 26b + 15 = 0 1 : if a > b 2 : if a < b 3 : if a ≥ b 4 : if a ≤ b 5 : if a = b or the relation between a and b cannot be established.
Last Answer : 4 : if a ≤ b
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
Description : Find dy/dx by implicit differentiation. 7x2 + 5xy − y2 = 8
Last Answer : Need Answer
Description : Which of the following is a palindromic sequence (A) (B) ′ ′ − − ′ ′ − − 5 ATGCAG 3 3 TACGTC 5 (C) (D) ′ ′ − − ′ ′ − − 5 CGAAGC 3 3 GCTTCG 5
Last Answer : Answer : C
Description : At neutral pH Alanine has the following structure: (A) − − 2 3 H H N C COOH CH (B) + 3 − − 3 H H N C COO CH (C) 2 − − 3 H H N C COO CH (D) + 2 − − 3 H H N C COO CH
Last Answer : Answer : B
Description : The latest finish time for an activity: A. Equals the min. of LFT − t for al immediate successors B. Equals the max. of LFT − t for al immediate predecessors. C. Equals the max. of EST + t for all immediate predecessors. D. Equals the min. of EST + t for all immediate successors
Last Answer : A. Equals the min. of LFT − t for al immediate successors
Description : The logistic population growth is expressed by the equation (a) dt / dN = Nr K N K − (b) dN / dt = rN K N K − (c) dN / dt = rN (d) dN / dt = rN N K N −
Last Answer : (b) dN / dt = rN K N K −
Description : If ̳α ‘ and ̳β ‘ are the zeroes of a quadratic polynomial x 2 − 5x + b and α − β = 1, then the value of ̳b‘ is (a) – 5 (b) 6 (c) 5 (d) – 6
Last Answer : (b) 6
Description : The value of 2 tan 2 45°+ cos 2 30° − sin 2 60° is (a) 0 (b) 1 (c) -2 (d) 2
Last Answer : (d) 2
Description : If a function is described by F = (3x + z, y 2 − sin x 2 z, xz + ye x5 ), then the divergence theorem value in the region 0
Last Answer : c) 39
Description : The first stable product of fixation of atmospheric nitrogen in leguminous plants is (a) NO3 − (b) glutamate (c) NO2 − (d) ammonia
Last Answer : (c) NO2
Description : (1024 − 263 − 233) ÷ (986 − 764 − 156) = ? a) 9 b) 6 c) 7 d) 8 e) None of these
Last Answer : Answer: d)
Description : √(4.9 − 0.49) = ? a) 10.42 b) 5.84 c) 12.84 d) 2.1 e) None of these
Description : I. 28a^2 + 25a − 8 = 0 II. 5b^2 − 13b − 6 = 0 1 : if a > b 2 : if a < b 3 : if a ≥ b 4 : if a ≤ b 5 : if a = b or the relation between a and b cannot be established.
Last Answer : 5 : if a = b or the relation between a and b cannot be established.
Description : I. 2a^2 − 11a + 12 = 0 II. 35b^2 − 18b − 8 = 0 1 : if a > b 2 : if a < b 3 : if a ≥ b 4 : if a ≤ b 5 : if a = b or the relation between a and b cannot be established.
Last Answer : 1 : if a > b
Description : I. 20a^2 + 51a + 28 = 0 II. 15b^2 − 61b + 56 = 0 1 : if a > b 2 : if a < b 3 : if a ≥ b 4 : if a ≤ b 5 : if a = b or the relation between a and b cannot be established.
Last Answer : 2 : if a < b
Description : In a concrete pavement, during summer, at and soon after mid-day, the combined stress at the interior of the slab is equal to : (a) Wheel load stress + Temperature warping stress + Sub ... + Sub grade resistant stress (d) Wheel load stress - Temperature warping stress − Sub grade resistant stress
Last Answer : (b) Wheel load stress + Temperature warping stress – Sub grade resistant stress
Description : The gain G of non-inverting amplifier is (a) G = − R2 R1 (b) G = 1 + R2 R1 (c) G = R2
Last Answer : (b) G = 1 + R2 R1
Description : Consider a hash table of size m=100 and the hash function h(k) = floor(m(kA mod 1)) for A = (√5 − 1)/2 = 0.618033. Compute the location to which the key k = 123456 is placed in hash table. (A) 77 (B) 82 (C) 88 (D) 89
Last Answer : (C) 88
Description : ........
Last Answer : Correct option is (C).
Description : The average power delivered to an impedance 4 − j 3 Ω by a current 5Cos(100πt + 100) Ampere is A) 44.2 W B) 50 W C) 62.5 W D) 125 W
Last Answer : The average power delivered to an impedance 4 − j 3 Ω by a current 5Cos(100πt + 100) Ampere is 50 W
Description : Two cyclists began a training run, one starting from Moscow and the other starting from Simferopol.When the riders were 180 miles apart, a fly took an interest. Starting on one cyclists shoulder, the fly flew ... was 30 mph. Each cyclist speed was 15 mph.How many miles did the fly travel? -Riddles
Last Answer : The cyclists took 6 hours to meet. The fly traveled 6*30=180 miles.
Description : what is linear pair axiom -Maths 9th
Last Answer : Axiom 6.1: if a ray stand on a line then the sum of two adjacent angle so formed is 180
Description : is this statement true or falseIf two lines intersect to form a linear pair, then the lines are perpendicular.?
Last Answer : Answers is the place to go to get the answers you need and to ask the questions you want
Description : which completes the flow of the linear pair theorem?
Last Answer : straight angle
Description : what- Based on the given information, which conjecture is invalidGiven: An angle in a linear pair has one angle that measures 60°.?
Last Answer : The measure of the other angle is also 60°.
Description : If two angles from a linear pair and the measure of one is four times the other what is the measure of each angle?
Last Answer : The two angles are 36 and 144 degrees.
Description : One equation of a pair of dependent linear equation is -2x + 3y = 9 , the second equation can be e) 4x + 6y = 18 f) 4x - 6y = - 18 g) -4x – 6y = 18 h) None of these
Last Answer : f) 4x - 6y = - 18
Description : One equation of a pair of dependent linear equation is -2x + 3y = 9 , the second equation can be a) 4x + 6y = 18 b) 4x - 6y = - 18 c) -4x – 6y = 18 d) None of these
Last Answer : b) 4x - 6y = - 18
Description : Assertion (A):A pair of linear equations has no solution (s) if it represented by intersecting lines graphically. Reason (R) : If the pair of lines are intersecting, then the pair has unique solution and is called ... 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.
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
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
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°
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
Description : The value(s) of 'k' for which the following pair of linear equations will represent a pair of intersecting lines graphically is/are: 3x - 4y + 7 = 0 kx - 8y = 5 (a) k = 6 (b) k ≠ 6(c) any real number (d) any real number except 6
Last Answer : (d) any real number except 6
Description : "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 ... y = 10 and 7x + 5y - 10 = 0 (d) x - y = -10 and 7y - 5x + 10 = 0
Last Answer : (b) y -x = 10 and 5y -7x + 10 = 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
Description : One equation of a pair of dependent linear equations is -5x+7y=2 .The second equation can be (a)10x-14y-4=0 (b) -10x+14y+4=0 (c) 10x-14y-4=0 (d) -10x+14y-4=0
Last Answer : (d) -10x+14y-4=0
Description : Chapter 3 Pair of Linear Equations in Two Variables
Last Answer : Chapter 3 Pair of Linear Equations in Two Variables
Description : Which one of the following quantities is conserved in pair production? a) Energy b) Charge c) Linear momentum d) All
Last Answer : d) All
Description : On planet A , each alien has 3 eyes and on planet B , each alien has 4 eyes. A group of aliens from planets A and B landed on earth. They had 30 eyes in all. Assuming number of ... planets A and B respectively , express the situation in the form of linear equation in two variables. -Maths 9th
Last Answer : answer:
Description : In precision theodolite traverse if included angles are read twice and the mean reading accepted using both verniers having a least count of 30". Assuming the instrument to be in perfect adjustment, linear measurements correct to 6 mm per ... legs) (A) 50" n (B) 30" n (C) 60" n (D) None of these
Last Answer : (A) 50" n
Description : 30. The distinguishing feature of an LP model is a. Relationship among all variables is linear b. It has single objective function & constraints c. Value of decision variables is non-negative d. All of the above
Last Answer : a. Relationship among all variables is linear
Description : How long can a pair of contacts be worn that are supposed to last 30 days?
Last Answer : I wear them for months and months on end. When they start to feel grainy or irritate my eyes, then I throw them out. My insurance doesn't cover vision, so I have learned to make a year supply ... hydrated in the case if you aren't going to be wearing them. You should change the saline regularly.
Description : A reading of -50 dBm on the disturbing pair, and -80 on the disturbed pair equals _____ dB of crosstalk coupling. A. 20 B. 30 C. 60 D. 25
Last Answer : B. 30
Description : An shopkeeper has 15 models of cup and 9 models of saucer. In how many ways can he make a pair of cup and saucer? A) 100 B) 80 C) 110 D) 135
Last Answer : Answer: D) He has 15 patterns of cup and 9 model of saucer A cup can be selected in 15 ways. A saucer can be selected in 9 ways. Hence one cup and one saucer can be selected in 15×9 ways =135 ways