Math, asked by sunitakag4545, 1 month ago

prove that (cot A sec A )^2 -(cos A cosec A )^2 =1

Answers

Answered by aadit30

0

Step-by-step explanation:

cota*seca=cosec a

cosa*cosec a=cot a

after substituting

=cosec^2a-cot^2a

=1

H.P

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