133
If $7 \cos^2 \theta + 3 \sin^2 \theta = 4$, then the value of $\theta$ is :
- (a)$30^\circ$
- (b)$45^\circ$
- (c)$60^\circ$
- (d)$90^\circ$
Show SolutionHide Solution↓
(C) $60^\circ$
If 7 2 θ + 3 2 θ = 4 , then the value of θ is :
CBSE Class 10 Maths PYQ · Coordinate Geometry · General · 1 Mark · March 2025 · Standard
Solve it yourself first — then press ↓ or tap Show Solution. Use ← → for previous / next question.