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19 March, 16:21

F (x) = 1.25 (38 - x), what is the inverse of the function

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  1. 19 March, 16:42
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    To find the inverse, switch x and y and solve for the new y

    original equaiton: y=1.25 (38-x)

    switched: x=1.25 (38-y)

    now solve for y: x=47.5-1.25y

    1.25y=-x+47.5

    y=-0.8x+38, this is the inverse
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