Calc

Change from rectangular to cylindrical coordinates. (Let r ≥ 0 and 0 ≤ θ ≤ 2π.)
(a)
(3, −3, 2)

(b)
(−2, −2sqrt3, 5)

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  1. same as polar coordinates:

    r^2 = x^2+y^2
    tanθ = y/x

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