Subject: Math, asked on 12/3/18

## Find the multiplicative inverse of: 1. 2+i√3 2. 1-2i 3. (1+i√3)² 4. (3+4i)/(4-5i)

Subject: Math, asked on 4/3/18

## Is 4pi/3 equal to -2pi/3 angle in the co-ordinate graph( Question asked with reference to answer given for maths ncert exercise 5.2 question 1)

Subject: Math, asked on 28/2/18

## 67. The least integral value of λ for which x2 – 4x + λ > 0, ∀x∈R is (1) 4                  (2) 5               (3) 6                (4) 7 68. If b > a then the equation (x – a) (x – b) – 1 = 0 has (1) Both roots in [a, b] (2) Both roots in (–∞, a) (3) Both roots in (b, ∞) (4) One roots in (–∞, a) and other in (b, ∞)

Subject: Math, asked on 27/2/18

## ques20 and 22 ​Q20.  If a + ib = , prove that a2 + b2 = . Q22. If  are different complex numbers with |$\mathrm{\beta }$| = 1 , then find .

Subject: Math, asked on 26/2/18

## Please answer the 63rd Q. (1) 0                  (2) 5 (3) $-5$               (4) 625

Subject: Math, asked on 25/2/18

## If z=4+3i,then z4-16z​3+144z2-400z+630 is?

Subject: Math, asked on 25/2/18

## Q.2. Locate the points for which 3 < |z| < 4.

Subject: Math, asked on 21/2/18

## Reduce [ 1/ 1−2i + 3 /1+i ][ 3+4i/ 2−4i] to standard form

Subject: Math, asked on 21/2/18

## If a + ib = (1 – i)(2 – 3i)(3 – i), find the value of a 2 + b 2 .

Subject: Math, asked on 13/2/18

## Please answer fast!

Subject: Math, asked on 12/2/18

## ANSWER THE FOLLOWING QUESTION:- Q). If  are 1 - i and - 2 + 4i respectively, find $lm\left[\frac{{z}_{1}.{z}_{2}}{\overline{){z}_{1}}}\right]$.

Subject: Math, asked on 8/2/18

## Can we prove by taking modulus on both the sides?

Subject: Math, asked on 8/2/18

## 9 th

Subject: Math, asked on 8/2/18

## Can we take modulus on both the sides and solve?

Subject: Math, asked on 6/2/18

## Find the square root of -5+12i

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