MHT CET
Mathematics
Trigonometric Equations
Previous Years Questions

MCQ (Single Correct Answer)

If $$\cos x+\cos y-\cos (x+y)=\frac{3}{2}$$, then
If the general solution of the equation $$\frac{\tan 3 x-1}{\tan 3 x+1}=\sqrt{3}$$ is $$x=\frac{\mathrm{n} \pi}{\mathrm{p}}+\frac{7 \pi}{\mathrm{q}}, ...
The number of possible solutions of $$\sin \theta+\sin 4 \theta+\sin 7 \theta=0, \theta \in(0, \pi)$$ are
The number of solutions of $$\tan x+\sec x=2 \cos x$$ in $$[0,2 \pi]$$ are
The number of solutions in $$[0,2 \pi]$$ of the equation $$16^{\sin ^2 x}+16^{\cos ^2 x}=10$$ is
The number of solutions of cos2$$\theta$$ = sin$$\theta$$ in (0, 2$$\pi$$) are
If $$\theta+\phi=\alpha$$ and $$\tan \theta=k \tan \phi($$ where $$K>1)$$, then the value of $$\sin (\theta-\phi)$$ is
$$2 \sin \left(\theta+\frac{\pi}{3}\right)=\cos \left(\theta-\frac{\pi}{6}\right)$$, then $$\tan \theta=$$
The principal solutions of $$\sqrt{3} \sec x+2=0$$ are
If $$x \in\left(0, \frac{\pi}{2}\right)$$ and $$x$$ satisfies the equation $$\sin x \cos x=\frac{1}{4}$$, then the values of $$x$$ are
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