Not sure if this is precalc but its at the end of my trig book anyways:

Attachment 24941

I get :

Which does not equal the book answer of

What is my error?

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- Sep 27th 2012, 05:31 AMGreymalkinProbability
Not sure if this is precalc but its at the end of my trig book anyways:

Attachment 24941

I get :

Which does not equal the book answer of

What is my error? - Sep 27th 2012, 07:16 AMPlatoRe: Probability