math

Two numbers have a product of 3 and 1/5 and a sum of 3 and 3/5 what are the numbers

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asked by teresa
  1. x y = 3.2 so y = 3.2/x

    x + y = 3.6

    x + 3.2/x = 3.6

    x^2 - 3.6 x + 3.2 = 0

    x = [ 3.6 +/- sqrt (12.96 - 12.8) ]/2

    x = [ 3.6 +/- .4 ] /2
    use the positive root
    x = 2
    y = 1.6

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    posted by Damon

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