Determine the x-values at which the graphs of f and g cross. If no such x-values exist, then state that fact.f(x) = -9, g(x) = x2 - 2x + 1

A. x = 0 and x = 4
B. x = -4 and x = 4
C. x = -2 and x = 4
D. None exist.


Answer: D

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