(1+cos A )(1-cos A(+1+cot² A ) =1 prove
Answers
Answered by
1
Answer:
(1+cos A )(1-cos A) ( 1+cot² A )
= ( 1 - cos² A ) ( 1 + cot² A )
= Sin² A × cosec² A
= Sin² A × ( 1/ Sin² A)
= 1
Please Mark it Brainlist
Similar questions