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Evaluate: Tan 7° Tan 23° Tan 60° Tan 67° Tan 83° - CBSE Class 10 - Mathematics

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Question

Evaluate: tan 7° tan 23° tan 60° tan 67° tan 83°

Solution

tan 7° tan 23° tan 60° tan (90° - 23) tan (90° - 7°)

⇒ tan 7° tan 23° tan 60° cot 23° tan 60°

`1 xx 1 xx sqrt3 = sqrt3`

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Solution Evaluate: Tan 7° Tan 23° Tan 60° Tan 67° Tan 83° Concept: Trigonometric Ratios of Some Specific Angles.
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