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28 April, 23:03

Write z=-6+6i in polar form

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  1. 28 April, 23:26
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    Z=r (cosα + i*sinα)

    r=√ (6²+6²) = √ (36+36) = √ (2*36) = 6√2

    tanα=6/-6=-1, α=135⁰, or α=3π/4 (if you need in π)

    z=6√2 (cos 135+i*sin 135)

    or

    z=6√2 (cos 3π/4+i*sin 3π/4)
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