Homework Help: math

Posted by kozy on Tuesday, May 3, 2011 at 12:01am.

Given the quadratic function f(x) = 16x^2 – 64x + 64, find a value of x such that f(x) = 16.

math - Jay, Tuesday, May 3, 2011 at 12:19am
16 = 16x^2 - 64x + 64
0 = 16x^2 - 64x + 64 - 16

(using quadratic formula)

x= 3 or x =1

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