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نحل سؤال سؤال أحسن عشان ما تقولي عني ما انعطي وجة >>خخخخخخ

Consider the parabola y = 6x - x2.
(a) Find the slope of the tangent line to the parabola at the point (1, 5).


(b) Find an equation of the tangent line in part (a).