Math, asked by tivarisuraja341, 9 months ago

√1+cosQ/1-cosQ= cose Q+ cotQ​

Answers

Answered by sandy1816
0

Step-by-step explanation:

1+cosQ/1-cosQ

1+cosQ/1-cosQ=√(1+cosQ)(1+cosQ)/(1-cosQ)(1+cosQ)

=(1+cosQ)²/1-cos²Q

=(1+cosQ)²/sin²Q

=(1+cosQ)/sinQ

=1/sinQ+cosQ/sinQ

=cosecQ+cotQ

Similar questions