Subject: Maths, asked on 28/4/18

## Prove that tan^-1 2x + tan^-1 3x = pi/4

Subject: Maths, asked on 28/4/18

## Solve the equation sin^-1(x^2-2x+1) + cos^-1(x^2-x) = pi/2

Subject: Maths, asked on 26/4/18

## Solve this Q. Write the value of $ta{n}^{-1}\left(\frac{a}{b}\right)-{\mathrm{tan}}^{-1}\left(a-\frac{b}{a+b}\right)$.

Subject: Maths, asked on 25/4/18

## Find the domain of f(x) = cot x + cot​-1 x sin​-1​(sin 3) cos-1​ (cos 4) sin-1​ (sin 12) tan-1​ (tan 2) sec-1​ (sec 2 pi/3)

Subject: Maths, asked on 25/4/18

## If sin^-1 x and sin^-1 y = pi and x= ky then findthe value of 39^2k + 5^k

Subject: Maths, asked on 24/4/18

## How is (cosa + i sina -1)/(cosa +i sina +1) = 2i tan a/2..??! Please explain....

Subject: Maths, asked on 19/4/18

## the approximate value of (1.0002)3000 is

Subject: Maths, asked on 16/4/18

## If in a triangle ABC , a tanA +btanB =(a+b) tan(A+B)    then, 1. A=B=C   2. C=A      3.A=B      4.B=C                    2

Subject: Maths, asked on 16/4/18

## please help me solve this Q. R be a relation = { (9, 8), (1, 9), (7, 6), (9, 6), (2, 7) } then ${R}^{-1}\circ R$ is

Subject: Maths, asked on 14/4/18

## Plzzz..slove...question.no..9 Q.9. Find the values of a and b if $\frac{7+3\sqrt{5}}{3+\sqrt{5}}-\frac{7-3\sqrt{5}}{3-\sqrt{5}}=a+b\sqrt{5}$

Subject: Maths, asked on 11/4/18

## the fundamental period of sin4x+cos4x is ??

Subject: Maths, asked on 9/4/18

## please help me solve this Q.40.  The system of equations 2x + y - 5 = 0, x - 2y + 1 = 0, 2x - 14y - a = 0, is consistent. Then, a is equal to (a) 1 (b) 2 (c) 5 (d) None of these

Subject: Maths, asked on 2/4/18

## 336x^4-120x^2+9+0 what are its factors?

Subject: Maths, asked on 30/3/18

## 4. Find the value of sin (2 sin–1 (0.6)). 6. Solve 2 tan–1 (cos x) = tan–1 (2 cosec x).

Subject: Maths, asked on 29/3/18

## Pls solve this...

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