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Inverse of a Parabola

Find the inverse of

Step 1: Re-write the function so that y replaces f(x):

Step 2: Swap the values of y and x. This means, anywhere there is an x, make it y, and anywhere there is a y, make it x.

Step 3: Re-arrange the formula so that y is . . . → Read More: Inverse of a Parabola