Math, asked by sujalgpta420, 3 months ago

Calculate the value of cot A + tanB by
cotB + tanA

Answers

Answered by MsPoisonous

5

LHS: cotA + tanB / cotB + tanA

= (cotA + 1/cotB) / (cotB + 1/cotA)

= (cotAcotB + 1) / cotB / (cotAcotB + 1) / cotA

= cotA / cotB

= cotAtanB

= RHS

hence proved.

Answered by Anonymous

3

hope it helps dear....brainliest it :)

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