1 + cos theta minus cosec theta whole into 1 + 10 theta + sec theta is equal to 2
Answers
Answered by
1
Step-by-step explanation:
(1+cot-cosec)(1+tan+sec)
=(sin+cos-1/sin)(cos+sin+1/cos)
=(sin+cos)²-1/sincos
=1+2sincos-1/sincos
=2sincos/sincos
=2
Similar questions