Math, asked by marvellyneranee, 11 months ago

prove that cos²(90°-theta) +cos²theta=sec²(90°-theta) -cot²theta​

Answers

Answered by indranihazra8
1

Step-by-step explanation:

L.H.S

=cos²(90-theta) +cos² theta

=sin²theta+ cos²theta

=1

R.H.S.

=sec²(90-theta) - cot²theta

= cosec²theta- cot²theta

= 1

L.H.S=R.H.S[PROVED]

MARK ME AS A BRAINLIEST.

Answered by bodakuntalacchanna
2

Answer:

hope it works...........................™✌️✌️

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