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The value of $(\tan^2 A - \frac{1}{\cos^2 A})$ is :
- (a)more than 1
- (b)1
- (c)0
- (d)$- 1$
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Answer : (D) $- 1$
The value of ( 2 A - 1/ 2 A) is :
CBSE Class 10 Maths PYQ · Trigonometry · Find Value using Identities · 1 Mark · March 2025 · Basic
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