Math, asked by ranjith280, 1 year ago

tan 72°.tan18°
Ans 1

how is it possible explain me step by step frnds ​

Answers

Answered by GarvKothari
2

Answer:

answer is 1

Step-by-step explanation:

tan 72°.tan 18°

tan 72°.cot(90-18)

tan 72°.cot 72°

=1

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