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Trigonometry 13 Online
OpenStudy (anonymous):

Can you simplify (1-csc^2 a) anymore using identities? a is alpha btw

OpenStudy (raden):

hint : 1+cot^2 a = csc^2 a

OpenStudy (anonymous):

So it would be cot^2 a?

OpenStudy (raden):

no.. try again move csc^2 a to left side, and move cot^2 a to right side what do u get next ?

OpenStudy (anonymous):

1-cot^2 a?

OpenStudy (anonymous):

Sorry I'm confused on what happens to the 1-

OpenStudy (raden):

nopes.. well, look here : |dw:1350935056470:dw|

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