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Math Help - [SOLVED] Find the value of Z (Surds)

  1. #1
    Member looi76's Avatar
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    [SOLVED] Find the value of Z (Surds)

    Question:
    Find the value of Z , Z\sqrt32 - 16 = Z\sqrt8 - 4

    Attempt:
    Z\sqrt32 - 16 = Z\sqrt8 - 4
    Z\sqrt 32 - Z\sqrt8 = 16 - 4
    4Z\sqrt2 - 2Z\sqrt2 = 12
    2Z\sqrt2 = 12

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  2. #2
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    Z=\frac {12}{2 \sqrt{2}}
    Reduce.
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