A quadratic function f is given. f(x) = 2x² – 12x + 25
(a) Express f in standard form. f(x) = 2(x – 6)² – 47
(b) Find the vertex and x- and y-intercepts of f. (If an answer does not exist, enter DNE.)
vertex (x, y) = ( )
x-intercept (x, y) = ( )
y-intercept (x, y) = ( )
(c) Sketch a graph of f.
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