The equation of a curve is given by y =x³- 5x² + 2x + 9

The equation of a curve is given by
y =x³- 5x² + 2x + 9
(a) Find the gradient function of the curve and its value when x = -2.
(b) Determine
(i) the equation of the tangent to the curve at x = -2.
(ii) the equation of the normal to the curve at x = -2.
(c) The values of x at the turning points of the curve.

Answers

sharon kalunda answered the question on May 9, 2019 at 09:30

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