CBSE BOARD X, asked by GodReaper5710, 1 year ago

Show that cosec^2A +sin^2 can never be less than 2. Pls ....solve it .... 2mrrw is my exam

Answers

Answered by sanya55
2
Class 10 exams are already over okkk....
Answered by Dherrya
3
Okay,consider this:
(sin x- cosec x)^2 >= 0
=> sin^2 x +cosec^2 x - 2 >= 0
=> sin^2 x + cosec^2 x >= 2
HOPE THIS HELPS!!
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