Math, asked by Binayak12345, 9 months ago

Evalute-
Tanπ÷20×tan3π÷20×tan5π÷20×tan7π÷20×tan9π÷20

Answers

Answered by 217him217

2

Answer:

tanπ/20 * tan3π/20* tan5π/20 * tan7π/20 * tan9π/20

= tanπ/20 * tan3π/20 * 1 * cot3π/20 * cotπ/20

= 1

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