Question

Write down the values of $\frac{ \tan \: A \: + \: tan \: B}{1 - tan \: A \: . \: tan \: B}$ if A + B = 45°​

Answer 1

Answer:

1

Step-by-step explanation:

we know that

$tan(A+B)=tanA+tanB/1-tanA.tanb$

and

A+B=45

therefore

$tan(A+B)=\\tan(45)\\=1$

Hope this helps.

Answer 2

Answer:

Refer to the attachment for your answer