(cosec^2A-1)(1+tan^2A)=cosec^2A
Answers
Answered by
2
L. H. S. = ( Cosec^2 A - 1 ) ( 1 + tan ^2 A )
=> ( Cot ^2A ) ( Sec ^A )
=> ( Cos ^2 A / Sin ^2A ) ( 1 / Cos ^2A )
=> 1 / Sin ^2 A
=> Cosec ^2 A
HENCE, PROVED.
=> R. H. S.
=> ( Cot ^2A ) ( Sec ^A )
=> ( Cos ^2 A / Sin ^2A ) ( 1 / Cos ^2A )
=> 1 / Sin ^2 A
=> Cosec ^2 A
HENCE, PROVED.
=> R. H. S.
Similar questions