Question

tan^2 A -sin^2 A =sin^2 A.tan^2 A

Answer 1

Answer:

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Answer 2

Step-by-step explanation:

tan² A - sin² A = sin² A . tan² A

L . H . S. = tan² A - sin² A

= tan² A - ( tan² A × cos² A )

( * tan² A = sin² A / cos² A)

so, = tan² A ( 1 - cos² A )

= tan² A ( sin² A )

= sin² A . tan² A

= R . H . S .