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CBSE
Mathematics
General solution
Find the number of the points of intersection of the curves, y = cosx and 2y =1 in the interval $0\le x\le 2\pi $.
CBSE
Mathematics
General solution
Find the general solution of $\csc x=-2$.
CBSE
Mathematics
General solution
Solve the following equation \[5{{\cos }^{2}}\theta +7{{\sin }^{2}}\theta -6=0\].
CBSE
Mathematics
General solution
The number of solutions of the equation $ \sin x\cos 3x = \sin 3x\cos 5x $ in $ \left[ {0,\dfrac{\pi }{2}} \right] $ is:
(A) $ 3 $
(B) $ 4 $
(C) $ 5 $
(D) $ 6 $

CBSE
Mathematics
General solution
How do you solve \[\cos x = 3\]?

CBSE
Mathematics
General solution
How do you solve ${\cos ^2}x = \,\dfrac{3}{4}\,$?

CBSE
Mathematics
General solution
How do you solve $\tan x = - \sqrt 3 $ ?
CBSE
Mathematics
General solution
How do you solve: $\tan \theta + \sec \theta = 1$ ?

CBSE
Mathematics
General solution
How do you solve $1 - {\cot ^2}x = 0$ and find all solutions in the interval $0 \leqslant x < 360$?

CBSE
Mathematics
General solution
When $\tan x = 0$, what does $x$ equal?

CBSE
Mathematics
General solution
Solve the following equation \[cosec\theta =1+\cot \theta \].
CBSE
Mathematics
General solution
Solve $cos\theta +\cos 2\theta +\cos 3\theta =0$.
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