Question

1-tan square 45/1+tan square 45​

Answer 1

ANSWER :

1 - tan²45°/1+ tan²45°

tan 45°= 1

tan²45° = 1² = 1

=1 - 1 / 1 + 1

=0/2

=0

1 - tan²45° / 1+ tan²45° = 0