If we establish an identity, sinAcscA- sin2Acould equal which of the following quantities?

1

cos^(2) xA

sin^(2)x A– 1

tan^(2)x A

thanks

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- Jun 30th 2007, 08:18 AMandy11Help with a Trig Identity Problem
If we establish an identity, sin

*A*csc*A*- sin2*A*could equal which of the following quantities?

1

cos^(2) x*A*

sin^(2)*x A*– 1

tan^(2)*x A*

thanks

- Jun 30th 2007, 08:22 AMtopsquark