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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 tan-1ab-tan-1a-ba+b.

Subject: Maths, asked on 25/4/18

  1. Find the domain of f(x) = cot x + cot​-1 x
  2. sin​-1​(sin 3)
  3. cos-1​ (cos 4)
  4. sin-1​ (sin 12)
  5. tan-1​ (tan 2)
  6. 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∘R is

Subject: Maths, asked on 14/4/18

Plzzz..slove...question.no..9
Q.9. Find the values of a and b if
7+353+5-7-353-5=a+b5

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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