Subject: Maths, asked on 3/2/18
Subject: Maths, asked on 2/2/18
Subject: Maths, asked on 31/1/18

## Solve this: Q.56. is equal to, where $\left|a\right|>1$ (A) ${\left(a-1\right)}^{-3}$ (B) $\frac{3}{a-1}$ (C) $\frac{1}{{a}^{3}-1}$ (D) None of these

Subject: Maths, asked on 31/1/18

## Please provide the solution Q.55. The value of ${x}^{1/2}.{x}^{1/4}.{x}^{1/8}.....$ upto infinity is:

Subject: Maths, asked on 31/1/18

## Please provide the solution Q.52. If , where r = 1, 2, 3, ...., n, then $\underset{n\to \infty }{\mathrm{lim}}{z}_{1}.{z}_{2}......{z}_{n}$is equal to:

Subject: Maths, asked on 31/1/18

## Solve this; Q.51. If be two complex numbers such that $\frac{{Z}_{2}}{{Z}_{1}}$ is a purely imaginary number, then $\left|\frac{2{Z}_{1}+3{Z}_{2}}{2{Z}_{1}-3{Z}_{2}}\right|$ is equal to: (A) 2 (B) 5 (C) 3 (D) 1

Subject: Maths, asked on 31/1/18
Subject: Maths, asked on 31/1/18

## Q no 12 ans is -48

Subject: Maths, asked on 31/1/18

## describe the set of complex numbers such that |(z+2-i)/(z+5+4i)|=5

Subject: Maths, asked on 29/1/18

## Q.3. If are two complex numbers such that $\left|{z}_{1}\right|=\left|{z}_{2}\right|+\left|{z}_{1}-{z}_{2}\right|$, then prove that $lm\left(\frac{{z}_{1}}{{z}_{2}}\right)=0$.

Subject: Maths, asked on 29/1/18

## Q no 4 (a) please explain with figure Q.4.(a). If $\left|z-25i\right|\le 15$, find the value of |maximum amp z - minimum amp z|.

Subject: Maths, asked on 27/1/18

## if (p+i)2/2p-i = μ +iλ, then  μ2+λ2 is equal

Subject: Maths, asked on 22/1/18

## Q. What is the number of quadratic equation which are unchanged by squaring their roots? 2 4 6 None of these Q. ​If equations aand have a common root, then a+4b+4c  is equal to 0 1 -1 -2

Subject: Maths, asked on 22/1/18

## Please solve question 35 Q.35. If the two equations ${x}^{2}-cx+d=0$ & ${x}^{2}-ax+b=0$ have one common root and the second has equal roots, then 2 (b + d) = [1] 0 [2] a + c [3] ac [4] - ac

Subject: Maths, asked on 22/1/18

## Please solve question 32 Q.32. The expression ${a}^{2}{x}^{2}+bx+1$ will be positive for all $x\in R$ if [1] ${b}^{2}>4{a}^{2}$ [2] ${b}^{2}<4{a}^{2}$ [3] $4{b}^{2}>{a}^{2}$ [4] $4{b}^{2}<{a}^{2}$

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