nsider the parabola y = 7x - x2. (a) Find the slope of the tangent line to the parabola at the point (1, 6). (b) Find an equation of the tangent line in part (a). y = (c) Graph the parabola and the tangent line. y y 2아 2아 10 10 -20 - 10 10 20 -20 -10 10 20 -10 20 y y 2아 2아 10 10 -20 -10 10 20 -20 -10 10 20 -10

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