Subject: Maths, asked on 28/3/18

1/(1-cos theta +2i sin theta) please convert it in x+iy form

Subject: Maths, asked on 28/3/18

Solve this : 131. The value of cos 20o - $\sqrt{2}$ cot 20o is  (a) 0                                         (b) -1 (c) 2                                         (d) 3

Subject: Maths, asked on 25/3/18

Prove that:   [DO NOT GIVE ANY LINKS] (Sin 4A + Sin 8A)/(Cos 4A+Cos 8A) = Tan 6A

Subject: Maths, asked on 24/3/18

solve 13-15 ​Q13. Prove that tan–1 x =2 tan–1 (cosec tan–1x –tan cos–1x ) Q14. Solve for x : sin–1 x + sin–1 2x – $\mathrm{\pi }}{3}$ Q15. If cos–1 x > sin–1x ,then find x.

Subject: Maths, asked on 24/3/18

Solve this : Q. Find the sum of the series :

Subject: Maths, asked on 22/3/18

No links please Q. (iii) If f (x) = Find the value of K for which f (x) is continuous at x = $\frac{\mathrm{\pi }}{2}$. Ans : $\frac{1}{2}$

Subject: Maths, asked on 20/3/18

No links please Q. If ; find the value of

Subject: Maths, asked on 20/3/18

I wanna know if the way of writing things is correct or not. I doubt on those marked step. So lemme know if we can write in that way or not.

Subject: Maths, asked on 20/3/18

Q. If the roots of . Prove that (except one situation)  and find the situation when it does not happen.

Subject: Maths, asked on 20/3/18

Q.23.

Subject: Maths, asked on 19/3/18

No links please Q.(i) Find the equation to the curve passing through (2, 2) and having its slop $\left(-\frac{x+y}{x}\right)$ at the point (x, y). 4 b. (i) Ans : x (x + 2y) = 12

Subject: Maths, asked on 19/3/18

No links please Q.(ii) The Cartesian equations of a line are x = ay + b, z = cy + d. Find its direction ratios. 2.d (ii) Ans : < a, 0, c >

Subject: Maths, asked on 19/3/18

No links please Q.(i) If $\stackrel{\to }{p}$ is a unit vector and $\left(\stackrel{\to }{x}-\stackrel{\to }{p}\right).\left(\stackrel{\to }{x}+\stackrel{\to }{p}\right)=8$; find $\left|\stackrel{\to }{x}\right|$ 2.d. (i) Ans : 3

Subject: Maths, asked on 19/3/18
Subject: Maths, asked on 19/3/18

18: 18. Prove tha : t

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