Math, asked by auu57, 10 months ago

cos ec15°+sec 15º =

Answers

Answered by saurabh675

0

Answer:

cosec15°=-2

sec15°=2/underrot3

-2+2/underroot3 multiple underroot3/underroot3

=-2+2underroot3/3

=-6+2underroot3/3root3/3

=-4under

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