The line joining (1, 2d) to (1, 4) has gradient 1/4. Work out the value of d.
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The line joining (−1, 2d) to (1, 4) has gradient −1/4. Work out the value of d.
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To find the value of d we can use the formula for the gradient slope of a line m y2 ...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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