Question: If f(x) = 3x^2 - 15x + 3 and g(x) = x-2, the equation for the axis pf symmetry of the graph of y = f(g(x)) is? Not sure what to do or what this means. Please Help.
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Originally Posted by mathlg Question: If f(x) = 3x^2 - 15x + 3 and g(x) = x-2, the equation for the axis pf symmetry of the graph of y = f(g(x)) is? Not sure what to do or what this means. Please Help. Plug & Chug... $\displaystyle f[g(x)] = 3(x-2)^2 - 15(x-2) + 3$
The axis of symmetry for a parabola is a straight line passing through the turning point and parallel to the y axis. replacing x with (x-2) is equivalent to a translation of 2 to the right. hope this helps.
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