Math, asked by deepakkuma9449, 11 months ago

( sin a ➕cos a) ( tan a ➕cot a) =sec a ➕cosec a
Prove that

Answers

Answered by sandy1816
3

Step-by-step explanation:

(sina+cosa)(tana+cota)

=(sina+cosa)(sina/cosa+cosa/sina)

=(sina+cosa)(1/sinacosa)

=1/cosa+1/sina

=seca+coseca

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