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19 September, 22:43

What is the inverse of the given relation? y = 7x^2-3

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Answers (2)
  1. 19 September, 22:47
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    Y = sqrt (x+3/7)

    You can get this by switching the x and y and then solving for y.
  2. 19 September, 22:59
    0
    Y=7x^2-3

    X = 7y^2 - 3

    X+3=7y^2

    7 (x+3) = y^2

    7x+21 = y^2

    Square root of (7x+21) = y

    The inverse is: y = square root of (7x+21)
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