Question

evaluate : 1 - tan² 45° / 1 + tan² 45°

Answer 1

Answer:

hope this is helpful for you

Answer 2

Step-by-step explanation:

1-tan^45/1-tan^45

= 1-(1)^/1+(1)^. (since tan^45°=1)

=1-1/1+1

=0/2

0