Posted by **Anonymous** on Wednesday, February 1, 2012 at 9:08pm.

What does sin(squared)t + cot(squared)tsin(squared)t equal? and can someone explain it?

- trig -
**Reiny**, Wednesday, February 1, 2012 at 9:13pm
sin^2 t + (cot^2 t)(sin^2 t)

= sin^2 t + (cos^2 t / sin^2 t)(sin^2 t)

= sin^2 t + cos^2 t

= 1

- trig -
**Anonymous**, Wednesday, February 1, 2012 at 9:14pm
Thank you very much, that helped a lot

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