The line y = 5 - kx, where k is an integer, is a tangent to the
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The line y = 5 - kx, where k is an integer, is a tangent to the curve y = 2k − x².
a) Find the possible values of k. When k = 2, the line y = 5 − kx is a tangent to the curve y = 2k − x² at point A.
b) Find the coordinates of A.
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Related Book For
Complete Pure Mathematics 1 For Cambridge International AS & A Level
ISBN: 9780198427438
2nd Edition
Authors: Jean Linsky, Brian Western, James Nicholson
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