Math, asked by sugunanikhil06, 5 days ago

please answer this question

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Answered by ARYANWINNER

0

Answer:

cos 85 + cos 75

=cot(90-5) + cos (90-15)

= tan 5 +sin 15

Answered by vaishnavi1177

0

Given→

cot 85° + cos 75°

To find→

How to express given trignometric ratios of angle between 0° and 45°.

Solution→

cot 85° + cos 75°

= cot(90° -5°) + cos (90°- 15°)

= tan 5° + sin 15°

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