The point P(2, 14) lies on the curve y = a + x + 8. If Q
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Question:
The point P(2, 14) lies on the curve y = a + x + 8. If Q is the point (x, x* + x + 8), find the slope of the secant line PQ for the following values of r. If x = 2.1, the slope of PQ is: and if