Math, asked by shivamdixit5451, 10 months ago

Evaluate the following tan 10° tan 15° tan 75° tan 80°

Answers

Answered by yaduvanshitab

0

Answer:

tan10tan15tan(90-75)tan(90-80)

= tan10 tan 15 cot15 cot10

as we know tan theeta*cot theeta =1

so

tan 10 cot10 tan15 cot15

= 1

Answered by zainabulbannah

0

Answer:

The answer is 1

Step-by-step explanation:

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