SOLUTION: Given the quadratic function f(x) = x2 – 12x + 36, find a value of x such that f(x) = 9.

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: Given the quadratic function f(x) = x2 – 12x + 36, find a value of x such that f(x) = 9.       Log On


   

Question 387729: Given the quadratic function f(x) = x2 – 12x + 36, find a value of x such that f(x) = 9.


Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
x^2-12x+36=9
x^2-12x+27=0
(x-9)(x-3)=0
x=9, x=3
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Ed