Wednesday

January 28, 2015

January 28, 2015

Posted by **Hannah** on Wednesday, February 10, 2010 at 1:14pm.

a) 10pi/3

Sin = -sqrt 3/2

Cos = -1/2

Tan = sqrt 3

Are these correct ? I do not understand when to make them negative.

b) 17pi/3

Sin = -sqrt 3/2

Cos = 1/2

Tan = - sqrt 3

Are these correct?

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