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Cos 45/ sec 30 + cosec …

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Cos 45/ sec 30 + cosec 30 please tell me how to do this?

Posted by Anshika & Aliens???? 6 years, 11 months ago

Yogita Ingle 6 years, 11 months ago

cos 45 = 1/ √2
sec 30= 2/ √3
Cosec 30 = 2
Cos 45/sec 30 + cosec 30
=1/ √2 / 2/ √3 + 2
= 1/ √2 * √3/2 + 2
= √3/2 √2 + 2

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