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$\frac{\sec^2 A-1}{\sin^2 A}$ is same as
- (a)$\cos^2 A$
- (b)$-\sec^2 A$
- (c)$\sec^2 A$
- (d)$\cot^2 A$
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(B) $\sec^2 A$
2 A-1/ 2 A is same as
CBSE Class 10 Maths PYQ · Trigonometry · Find Value using Identities · 1 Mark · March 2026 · Standard
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