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The value of $\frac{1}{2}(\cot^2 30^{\circ} - \sec^2 60^{\circ})$ is :
- (a)$-1$
- (b)$-2$
- (c)$\frac{5}{8}$
- (d)$\frac{7}{8}$
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(A) $-1$
The value of 1/2( 2 30° - 2 60°) is :
CBSE Class 10 Maths PYQ · Trigonometry · Specific Angles Expression · 1 Mark · March 2026 · Standard
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