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Amanda is practing her dives off the diving board. When she dives into the water the path her body makes and where she resurfaces can be modeled by the equation 0=x^2-8x+7 where x is the number of horizontal feet she travels. Find the number of feet she will travel when she returns to the surface

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gufeliz1965

I think there's missing information in your question. We can solve the quadratic equation for x as shown below. See what you can do with the values of x found.

0 = x^2-8x+7

0 = (x - 7)(x - 1)

x = 7

x = 1

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