Class 12 | Maths | Complex Numbers | Simplify -2i ( 3 + i )( 2 + 4i )( 1 + i ) and obtain the modulus of that complex number.

Class 12 | Maths | Complex Numbers | Simplify -2i ( 3 + i )( 2 + 4i )( 1 + i ) and obtain the modulus of that complex number.
by

1 Answer

Answer :

Solution :

image

by

Related questions

Class 12 | Maths | Complex Numbers | Simplify the following complex numbers and find their modulus.

Description : Class 12 | Maths | Complex Numbers | Simplify the following complex numbers and find their modulus.

Last Answer : Class 12 | Maths | Complex Numbers | Simplify the following complex numbers and find their modulus.

Class 12 | Maths | Complex Numbers | Express the complex numbers modulus-amplitude form - √3 + i

Description : Class 12 | Maths | Complex Numbers | Express the complex numbers modulus-amplitude form  - √3 + i

Last Answer : Solution : 

Maths | Complex Numbers | If √3 + i = r (cosθ + i sinθ), then find the value of θ in radian measure.

Description : Maths | Complex Numbers | If √3 + i =  r (cosθ + i sinθ), then find the value of θ in radian measure.

Last Answer : Solution :

C program to find the greatest of four numbers.

Description : C program to find the greatest of four numbers.

Last Answer : #include int main() {     int num1, num2, num3, num4;     int greatest;     printf("Enter four numbers: ");     scanf("%d %d %d %d", &num1, &num2, &num3, &num4);     if(num1 > num2 && ...         greatest = num4;     printf("Greatest of four numbers is %d", greatest);     return 0; }

If 12.5% of x is 6, find the value of x. -Maths

Description : If 12.5% of x is 6, find the value of x. -Maths

Last Answer : answer:

Find: (i) 25% of Rs 76 (ii) 20% of Rs 132 (iii) 7.5% of 600 m (iv) 313% of 90 km (v) 8.5% of 5 kg (vi) 20% of 12 litres -Maths

Description : Find: (i) 25% of Rs 76 (ii) 20% of Rs 132 (iii) 7.5% of 600 m (iv) 313% of 90 km (v) 8.5% of 5 kg (vi) 20% of 12 litres -Maths

Last Answer : answer:

What is filament of spirogyra?

Description : What is filament of spirogyra?

Last Answer : Spirogyra is a genus of green algae that is commonly found in freshwater environments such as ponds, streams, and ditches. The filament of Spirogyra is a long, slender, multicellular structure ... , which occurs when the filament breaks into individual cells that can grow into new filaments.

In which direction the induced current will flow in an AND WHY?

Description : In which direction the induced current will flow in an AND WHY?

Last Answer : The direction of an induced current in a conductor is determined by the direction of the changing magnetic field that is inducing the current, as well as the direction of the movement of the ... induction that is based on the interaction between a magnetic field and the movement of a conductor.

Speech the importance of newspaper.

Description : Speech the importance of newspaper.

Last Answer : Newspapers play an important role in our daily lives, providing us with the information we need to stay informed about the world around us. They are an essential source of news, analysis, and ... to be an important source of news, analysis and commentary, and their importance cannot be overstated.

Who was Walter Lipmann?

Description : Who was Walter Lipmann?

Last Answer : Walter Lippmann (1889-1974) was an American journalist, political commentator, and public intellectual. He was a leading figure in the field of political commentary and analysis in the United States ... he is considered to be one of the most important political commentators of the 20th century.

___is rupture of red cells with release of intracellular haemoglobin can occur if the Antibody has the property of hemolysin. a) Agglutination b) Hemolysis c) Reaction

Description : ___is rupture of red cells with release of intracellular haemoglobin can occur if the Antibody has the property of hemolysin. a) Agglutination b) Hemolysis c) Reaction

Last Answer : b) Hemolysis is the rupture of red blood cells with the release of intracellular hemoglobin, and it can occur if the antibody has the property of hemolysin. Hemolysis is the destruction or ... bacteria, and viruses, and it is a key principle in many diagnostic tests for infectious diseases.

___is defined as clumping of particles that have antigen on their surface and is brought about by anti-bodies. a) Agglutination b) Hemolysis c) Reaction

Description : ___is defined as clumping of particles that have antigen on their surface and is brought about by anti-bodies. a) Agglutination b) Hemolysis c) Reaction

Last Answer : a) Agglutination is defined as clumping of particles that have antigen on their surface and is brought about by antibodies. Agglutination is a phenomenon that occurs when there are particles with antigens on ... reactions. In this context, it's not specific enough to be an answer to the question.

A number is increased by 10% and the increased num\ber is decreased by 10%. Show that the net decrease is 1 -Maths

Description : A number is increased by 10% and the increased num\ber is decreased by 10%. Show that the net decrease is 1 -Maths

Last Answer : answer:

70% of the students in a school are boys and the number of girls is 504. Find the number of boys in the school. -Maths

Description : 70% of the students in a school are boys and the number of girls is 504. Find the number of boys in the school. -Maths

Last Answer : answer:

Find the number whose 614% is 2. -Maths

Description : Find the number whose 614% is 2. -Maths

Last Answer : answer:

Find the number whose 13% is 65. -Maths

Description : Find the number whose 13% is 65. -Maths

Last Answer : answer:

Fill in the blanks: (a) 1 lakh = ………….. ten thousand. (b) 1 million = …………… hundred thousand. (c) 1 crore = ………………. ten lakh. (d) 1 crore = ……………. million. (e) 1 million = ……………. lakh. -Maths

Description : Fill in the blanks: (a) 1 lakh = ………….. ten thousand. (b) 1 million = …………… hundred thousand. (c) 1 crore = ………………. ten lakh. (d) 1 crore = ……………. million. (e) 1 million = ……………. lakh. -Maths

Last Answer : a) 10 (b) 10 (c) 10 (d) 10 (e) 10

The population of a town increases at 5% per annum. Its present population is 16000. What will be its population after 2 years? -Maths

Description : The population of a town increases at 5% per annum. Its present population is 16000. What will be its population after 2 years? -Maths

Last Answer : answer:

The value of a machine depriciates at the rate of 10% per annum. If its present value is Rs 10000, what will be its value after 2 years? -Maths

Description : The value of a machine depriciates at the rate of 10% per annum. If its present value is Rs 10000, what will be its value after 2 years? -Maths

Last Answer : answer:

(i) What per cent of 1 kg is 125 g? (ii) What per cent of 80 m is 24 m? -Maths

Description : (i) What per cent of 1 kg is 125 g? (ii) What per cent of 80 m is 24 m? -Maths

Last Answer : answer:

An ore contains 12% copper. How many kilograms of the ore are required to get 69 kg of copper? -Maths

Description : An ore contains 12% copper. How many kilograms of the ore are required to get 69 kg of copper? -Maths

Last Answer : 579 kg is the answer

96% of the cost of a TV is Rs 10464. What is its total cost? -Maths

Description : 96% of the cost of a TV is Rs 10464. What is its total cost? -Maths

Last Answer : answer:

The excise duty on a certain item has been reduced to Rs 760 from Rs 950. Find the reduction per cent in the excise duy on that item. -Maths

Description : The excise duty on a certain item has been reduced to Rs 760 from Rs 950. Find the reduction per cent in the excise duy on that item. -Maths

Last Answer : answer:

The monthly salary of a typist is Rs 15625. If he gets an increase of 12%, find his new salary. -Maths

Description : The monthly salary of a typist is Rs 15625. If he gets an increase of 12%, find his new salary. -Maths

Last Answer : answer:

Rupesh secures 495 marks out of 750 in his annual examination. Find the percentage of marks obtained by him. -Maths

Description : Rupesh secures 495 marks out of 750 in his annual examination. Find the percentage of marks obtained by him. -Maths

Last Answer : answer:

What percentage is (i) Rs 15 of Rs 120? (ii) 36 minutes of 2 hours? (iii) 8 hours of 2 days (iv) 160 metres of 4 km? (v) 175 mL of 1 litre? (vi) 25 paise of Rs 4? -Maths

Description : What percentage is (i) Rs 15 of Rs 120? (ii) 36 minutes of 2 hours? (iii) 8 hours of 2 days (iv) 160 metres of 4 km? (v) 175 mL of 1 litre? (vi) 25 paise of Rs 4? -Maths

Last Answer : answer:

What per cent of 84 is 14? -Maths

Description : What per cent of 84 is 14? -Maths

Last Answer : answer:

What amount is 10% more than Rs 90? -Maths

Description : What amount is 10% more than Rs 90? -Maths

Last Answer : answer:

Find: (i) 32% of 425 (ii) 1623% of 16 (iii) 6.5% of 400 (iv) 136% of 70 (v) 2.8% of 35 (vi) 0.6% of 45 -Maths

Description : Find: (i) 32% of 425 (ii) 1623% of 16 (iii) 6.5% of 400 (iv) 136% of 70 (v) 2.8% of 35 (vi) 0.6% of 45 -Maths

Last Answer : answer:

Convert each of the following decimals into a percentage: (i) 0.6 (ii) 0.42 (iii) 0.07 (iv) 0.005 -Maths

Description : Convert each of the following decimals into a percentage: (i) 0.6 (ii) 0.42 (iii) 0.07 (iv) 0.005 -Maths

Last Answer : answer:

Convert each of the following into decimal form: (i) 45% (ii) 127% (iii) 3.6% (iv) 0.23% -Maths

Description : Convert each of the following into decimal form: (i) 45% (ii) 127% (iii) 3.6% (iv) 0.23% -Maths

Last Answer : answer:

Convert each of the following ratios into a percentage: (i) 37 : 100 (ii) 16 : 25 (iii) 3 : 5 (iv) 5 : 4 -Maths

Description : Convert each of the following ratios into a percentage: (i) 37 : 100 (ii) 16 : 25 (iii) 3 : 5 (iv) 5 : 4 -Maths

Last Answer : answer:

Express each of the following as a ratio: (i) 43% (ii) 36% (iii) 7.5% (iv) 125% -Maths

Description : Express each of the following as a ratio: (i) 43% (ii) 36% (iii) 7.5% (iv) 125% -Maths

Last Answer : answer:

Convert each of the following fraction into a percentage: (i) 47 100 (ii) 9 20 (iii) 3 8 (iv) 8 125 (v) 19 500 (vi) 4 15 (vii) 2 3 (viii) 1 3 5 -Maths

Description : Convert each of the following fraction into a percentage: (i) 47 100 (ii) 9 20 (iii) 3 8 (iv) 8 125 (v) 19 500 (vi) 4 15 (vii) 2 3 (viii) 1 3 5 -Maths

Last Answer : We have the following: (i) 47100=47100×100% = 47% (ii) 920=920×100% =9×5%= 45% (iii) 38=38×100% =3×252%=752%=3712% (iv) 8125=8125×100%=8×45%=325%=6.4% (v) ... ;203%=803%=2623% (vii) 23=23×100%=2003%=6623% (viii) 135=85=85×100%=(8×20)%=160%

Convert each of the following into a fraction: (i) 32% (ii) 614% (iii) 2623% (iv) 120% (v) 6.25% (vi) 0.8% (vii) 0.06% (viii) 22.75% -Maths

Description : Convert each of the following into a fraction: (i) 32% (ii) 614% (iii) 2623% (iv) 120% (v) 6.25% (vi) 0.8% (vii) 0.06% (viii) 22.75% -Maths

Last Answer : answer:

Write each of the following as decimals: (a) 5 / 10 (b) 3 + 7 / 10 (c) 200 + 60 + 5 + 1 / 10 (d) 70 + 8 / 10 (e) 88 / 10 -Maths

Description : Write each of the following as decimals: (a) 5 / 10 (b) 3 + 7 / 10 (c) 200 + 60 + 5 + 1 / 10 (d) 70 + 8 / 10 (e) 88 / 10 -Maths

Last Answer : (a) 5 / 10 = 0.5 (b) 3 + 7 / 10 = 3 + 0.7 = 3.7 (c) 200 + 60 + 5 + 1 / 10 = 265 + 0.1 = 265.1 (d) 70 + 8 / 10 = 70 + 0.8 = 70.8 (e) 88 / 10 = 80 / 10 + 8 / 10 = 8 + 0.8 = 8.8 (f) (g) 3 / 2 = (2 + 1) / ... + 0.5 = 1.5 (h) 2 / 5 = 0.4 (i) 12 / 5 = (10 + 2) / 5 = 10 / 5 + 2 / 5 = 2 + 0.4 = 2.4 (j) (k)

Write each of the following as decimals: (a) Seven-tenths (b) Two tens and nine-tenths (c) Fourteen point six (d) One hundred and two ones (e) Six hundred point eight -Maths

Description : Write each of the following as decimals: (a) Seven-tenths (b) Two tens and nine-tenths (c) Fourteen point six (d) One hundred and two ones (e) Six hundred point eight -Maths

Last Answer : (a) The decimal form of Seven-tenths is 7 / 10 = 0.7 (b) The decimal form of two tens and nine tenths is 20 + 9 / 10 = 20.9 (c) The decimal form of fourteen point six is 14.6 (d) The decimal form of one hundred and two ones is 100 + 2 = 102.0 (e) The decimal form of six hundred point eight is 600.8

A force F = 4i + 6j + 3k acting on a particle produces a displacement of S = 2i + 3j + 5k where F is expressed in newton and s in metre.

Description : A force F = 4i + 6j + 3k acting on a particle produces a displacement of S = 2i + 3j + 5k where F is expressed in newton and s in metre.

Last Answer : A force F = 4i + 6j + 3k acting on a particle produces a displacement of S = 2i + 3j + 5k where ... and s in metre. Find the work done by the force.

Given P = 4i – j + 8k and Q = 2i – mj + 4k find m if  P and Q have the same direction.

Description : Given P = 4i – j + 8k and Q = 2i – mj + 4k find m if  P and Q have the same direction.

Last Answer : Given P = 4i – j + 8k and Q = 2i – mj + 4k find m if P and Q have the same direction.

Find the vector that should be added to the sum of (2i - 5j + 3k) and (4i + 7j - 4k) to give a unit vector along the X-axis.

Description : Find the vector that should be added to the sum of (2i - 5j + 3k) and (4i + 7j - 4k) to give a unit vector along the X-axis.

Last Answer : Find the vector that should be added to the sum of (2i - 5j + 3k) and (4i + 7j - 4k) to give a unit vector along the X-axis.

For a channel section, the shear centre lies at a distance of (A) dbt/2I (B) d²bt/3I (C) d²b²t/4I (D) db²t/5I

Description : For a channel section, the shear centre lies at a distance of  (A) dbt/2I (B) d²bt/3I (C) d²b²t/4I (D) db²t/5I

Last Answer : (C) d²b²t/4I

C.R.R.I. charts are used to obtain a relationship between strength of concrete and (A) Water cement ratio (B) Workability (C) Grading of aggregate (D) Fineness modulus

Description : C.R.R.I. charts are used to obtain a relationship between strength of concrete and (A) Water cement ratio (B) Workability (C) Grading of aggregate (D) Fineness modulus

Last Answer : Answer: Option A

If the structure is more complex in order to simplify the model, we need to subdividethe structure into substructures. These substructures are termed as . a.elements b.modules c.links d.models

Description : If the structure is more complex in order to simplify the model, we need to subdividethe structure into substructures. These substructures are termed as . a.elements b.modules c.links d.models

Last Answer : b.modules

____________ are algorithms that learn from their more complex environments (hence eco) to generalize, approximate and simplify solution logic. a) Fuzzy Relational DB b) Ecorithms c) Fuzzy Set d) None of the mentioned

Description : ____________ are algorithms that learn from their more complex environments (hence eco) to generalize, approximate and simplify solution logic. a) Fuzzy Relational DB b) Ecorithms c) Fuzzy Set d) None of the mentioned

Last Answer : c) Fuzzy Set

______ are algorithms that learn from their more complex environments (hence eco) to generalize, approximate and simplify solution logic. a) Fuzzy Relational DB b) Ecorithms c) Fuzzy Set d) None of the mentioned

Description : ______ are algorithms that learn from their more complex environments (hence eco) to generalize, approximate and simplify solution logic. a) Fuzzy Relational DB b) Ecorithms c) Fuzzy Set d) None of the mentioned

Last Answer : c) Fuzzy Set

Simplify: x to the power 4 whole to the power 1/3 under root 12. -Maths 9th

Description : Simplify: x to the power 4 whole to the power 1/3 under root 12. -Maths 9th

Last Answer : Solution :-

A couple consists of a force P acting at a point A whose coordinates are (-1,2,4) m and force - F acting at a point whose coordinates are (2,3, -2)m. If F = 3i + 2j - 4k in kg units the moment of the couple in kg - m units would be a.8i - 6j - 3k b.12i - 3j + k c.16i - 12j - 6k d.4i - 3j + k e.8i + 5j + 3k

Description : A couple consists of a force P acting at a point A whose coordinates are (-1,2,4) m and force - F acting at a point whose coordinates are (2,3, -2)m. If F = 3i + 2j - 4k in kg units the moment of the couple in kg - m ... .8i - 6j - 3k b.12i - 3j + k c.16i - 12j - 6k d.4i - 3j + k e.8i + 5j + 3k

Last Answer : a. 8i - 6j - 3k

How to connect Xiaomi Mi 4i to TV -Web-Development

Description : How to connect Xiaomi Mi 4i to TV -Web-Development

Last Answer : answer:

How to Connect a PS4 Controller to Xiaomi Mi 4i -Web-Development

Description : How to Connect a PS4 Controller to Xiaomi Mi 4i -Web-Development

Last Answer : answer:

How to connect Xiaomi Mi 4i to Projector -Web-Development

Description : How to connect Xiaomi Mi 4i to Projector -Web-Development

Last Answer : answer: