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The value of $\tan 30^\circ \tan 60^\circ - \sin 90^\circ \cos 90^\circ$ is :
- (a)$1$
- (b)$0$
- (c)$2$
- (d)not defined
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Answer: (A) $1$
The value of 30° 60° - 90° 90° is :
CBSE Class 10 Maths PYQ · Trigonometry · Specific Angles Expression · 1 Mark · March 2026 · Basic
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