7. Two part question: a. Determine the equation for the slope of the secant line between the point with x-coordinate a=2 and any general point (a+h, f(a+h)) on the 2 graph f(x) = x² + 3x - 1. b. Use the result from part (a) to estimate the slope of the tangent line at the point with x-coordinate 2.

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A: Given

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A: see the image attached below

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A: Correct answer 106° and 74°

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A: -2. 2p  =  (-2) (2p)              = -4p

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A: