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March 26, 2017

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Y varies directly with square root of X. Y=3 when X=4. find Y when X=1

  • intermediate algebra - ,

    "Y varies directly with square root of X" ---> y = k√x , where k is a constant

    given: y=3, x=4
    3 = k(√4)
    k = 3/2

    y = (3/2)√x
    when x=1
    y = (3/2)√1 = 3/2

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