Question

EXERCISE 11.4
Evaluate the following:
(i)
(1 + tan + sec 0) (1 + coto - cosec )
(sin 0 + cos 0)2 + (sin 0 - cos 0)2
(ii)
(iii)
(sec?0 – 1) (cosec?0 -1)​

Answer 1

Ans: ---

i) ( 2+tan) (1-Cosec)

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