Prove that sin a minus 2 sin cube a divided by 2 cos cube a minus cos is equal to 10
Answers
Answered by
0
(1-Cos2 A) Cosec2 A = Sin2 A Cosec2 A
= (Sin A Cosec A)2
= (Sin A x (1/Sin A))2
= (1)2 = 1
= (Sin A Cosec A)2
= (Sin A x (1/Sin A))2
= (1)2 = 1
Similar questions