Posted by
**Help pleaseee** on
.

I have to factor the expression and use fundamental identities:

sins^2xcscx^2-sin^2x

sec^4x-tan^4x

Wednesday

March 29, 2017
Posted by
**Help pleaseee** on
.

I have to factor the expression and use fundamental identities:

sins^2xcscx^2-sin^2x

sec^4x-tan^4x

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