The graph of any quadratic function f (x) ax 2 + bx + c is a
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The graph of any quadratic function f (x) − ax2 + bx + c is a parabola. Prove that the average of the slopes of the tangent lines to the parabola at the endpoints of any interval [p, q] equals the slope of the tangent line at the midpoint of the interval.
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f x ax 2 bx c f x 2ax b The slope of the tangent line at x p ...View the full answer
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