Math, asked by gopal2949, 1 year ago

(1+cotA-cosecA)(1+tanA+secA)=2​

Answers

Answered by Anubhavdeb
1

Answer:

(1+cotA-cosecA)(1+tanA+secA)

=1+tanA+secA+cotA+cotAtanA+cotAsecA-cosecA-cosecAtanA-cosecAsecA

=1+tanA+secA+cotA+1+cosecA-cosecA-secA-cosecAsecA

=2+(sinA/cosA)+(cosA/sinA)-cosecAsecA

=2+(sin²A+cos²A)/sinAcosA-cosecAsecA

=2+1/sinAcosA-cosecAsecA

=2+cosecAsecA-cosecAsecA

=2

HOPE IT HELPS

FOLLOW ME

Similar questions