AP Calculus Free-Response Questions

or a half-cycle of a cosine curv. a. If the arch is an arc of a parabola, write an equation for the parabola relative to the coordinate system. shown in the figure. 7. a. Sketch the graph of y = . b. Let R be a point on the curve and let the x-coordinate of R be r (r 0). The tangent line to the curve at R ................
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