Question

if tan(tan A)=cot(cotB)
then, A+B = ___​

Answer 1

Answer:

Correct option is

A

A+B=90

∘

tanA=cotB

tanA=tan(90

∘

−B)

∴A=90

∘

−B

⇒A+B=90

∘

Answer 2

Answer:

A

A+B=90

∘

tanA=cotB

tanA=tan(90

∘

−B)

∴A=90

∘

−B

⇒A+B=90

∘