What is the Cartesian form of $(64, \frac{- 5 π}{12})$ $(64,(-5pi)/12)$ ?

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Answer 1 · 2016-01-12T11:47:47

$x = 16 (\sqrt{6} - \sqrt{2})$ $x=16(sqrt(6)-sqrt(2))$ , and
$y = - 16 (\sqrt{6} + \sqrt{2})$ $y=-16(sqrt(6)+sqrt(2))$

Use the conversion $x = r \cdot cos θ$ $x = r* cos theta$
$y = r \cdot sin θ$ $y=r*sin theta$

What is the Cartesian form of (64,−5π12)(64,(-5pi)/12)?