Math, asked by immu68, 7 months ago

COSA -Sina + Cosee A + Cota
Cosatsinal​

Answers

Answered by venikrishna2918
0

Answer:

LHS=

cotA+cosA

cotA−cosA

=

sinA

cosA

+cosA

sinA

cosA

−cosA

=

cosA(

sinA

1

+1)

cosA(

sinA

1

−1)

=

sinA

1

+1

sinA

1

−1

=

cosecA+1

cosecA−1

=RHS

I know only this.

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