Answer to Question #311941 in Calculus for Zai

Question #311941

Find the slope of the curve at the given point. Show your solution.

1) y = 4 - 3x² at (-1, 1)

2) y = x² – 5 at (1, -4)

3) y = 2x² – 5 at (2, 3)

Expert's answer

1. dy/dx=-6x, x=-1, slope =6

2.dy/dx=2x, x=1, slope =2

3.dy/dx=4x, x=2, slope =8

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