What are the components of the vector between the origin and the polar coordinate $(3, (7pi)/12)$ ?

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Answer 1 · 2016-03-12T10:34:21

$r=3 and theta=7pi/12$
components are
$rcostheta=3cos(7pi/12)=-0.776$
$rsintheta=3sin(7pi/12)=2.89$

What are the components of the vector between the origin and the polar coordinate (3, (7pi)/12)(3, (7pi)/12)?