Question

If tan A=cot B,show that A+B=90°​

Answer 1

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Answer 2

Step-by-step explanation:

Given : Tan A = Cot B

=> Cot ( 90 ° - A ) = Cot B

( Since Cot ( 90 - @ ) = Tan @ )

=> 90 ° - A = B

( since If Tan P = Tan Q , then P = Q )

=> 90 ° = A + B

i.e , A + B = 90 °