Math, asked by PratichiGhosal, 2 months ago

cosecA + cotA = 1/(cosecA - cotA)

Answers

Answered by vivekydv1109

0

Step-by-step explanation:

cosecA + cotA=1/(cosecA-cotA)

LHS=cosecA+cotA (numerator denomenator multiply cosecA-cotA)

=cosecA+cotA*cosecA-cotA/cosecA-cotA

=cosec^2A-cot^2A/cosecA-cotA

=1+cot^2A-cot^2A/cosecA-cotA

=1/cosecA-cotA

hence prove LHS=RHS

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