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Discussion :: Surds and Indices

  1. (17)3.5 x (17)? = 178
    2. A.

    2.29
    B.

    2.75
    C.

    4.25
    D.

    4.5

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    Answer : Option D

    Explanation :

    Let (17)3.5 x (17)x = 178.

    Then, (17)3.5 + x = 178.

     3.5 + x = 8

     x = (8 - 3.5)

     x = 4.5

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