(1 + cot² A) sin² A = 1
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Answered by
5
Step-by-step explanation:
(1+cot ^2A= cosec^2A)
=cosec^2 A × sin^2A
=1/ sin^2A × sin^2A
=1
Answered by
0
Step-by-step explanation:
(1 + cot² A) sin² A = 1
LHS: (1 + cot² A) sin² A
= cosec²A× sin²A
= 1/sin²A × sin²A
= 1 = RHS (proved)
hope its helpful...
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