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5 February, 15:51

Find the inverse of the function. y = 2x2 - 4

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  1. 5 February, 17:46
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    To find inverse functions, switch the two variable and solve for y:

    x=2y²-4

    x+4=2y²

    (x+4) / 2=y²

    √ ((x+4) / 2) = y
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