Math, asked by mohammadhassan00580, 9 months ago

of A + B = 45 show that tan A + tan B + tan A tan B = 1

Answers

Answered by dkchakrabarty01

0

Answer:

A+B=45

tan(A+B)=tan45

(tanA+tanB)/(1-tanA.tanB)=1

tanA+tanB=1-tanA.tanB

tanA+tanB+tanA.tanB=1

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