MHT CET
Mathematics
Trigonometric Equations
Previous Years Questions

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