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Today, 10:53

What are the real or imaginary solutions of the polynomial equation? x^3 = 216

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  1. Today, 14:19
    0
    X³ = 216

    ∛x³ = ∛216

    x = 6
  2. Today, 14:53
    0
    X^3 = 216

    this means that

    x = 216^1/3

    x = 6 (real solution)

    x = - 3 - 3^ (3/2) i (imaginary solution)

    x = - 3 + 3^ (3/2) i (imaginary solution)
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