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Mathematics 20 Online
OpenStudy (anonymous):

HELP ME!!!

OpenStudy (anonymous):

OpenStudy (anonymous):

I got 2 wrong answers. Can somebody correct?

OpenStudy (anonymous):

Sure thing, remember sin(3pi/2) = -1. Then, we get 5 + 3(-1) = 2. From it's not from 0, it's from 2.

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