The point A with coordinates (1, 4) lies on the curve with equation y = x 3
Question:
The point A with coordinates (1, 4) lies on the curve with equation y = x3 + 3x.
The point B also lies on the curve and has x-coordinate (1 + δx).
a. Show that the gradient of the line segment AB is given by (δx)2 + 3δx + 6.
b. Deduce the gradient of the curve at point A.
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a To find the gradient of the line segment AB we need to calculate the cha...View the full answer
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Related Book For 
Edexcel AS And A Level Mathematics Pure Mathematics Year 1/AS
ISBN: 9781292183398
1st Edition
Authors: Greg Attwood
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