P is the point with coordinates (2, 5) and Q is the point with coordinates (6, 3).

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P is the point with coordinates (−2, 5) and Q is the point with coordinates (−6, −3).

a) Find the gradient of the line PQ.

b) Find the equation of the line PQ. Give your answer in the form ax + by + c = 0.

c) Find the equation of the line that is
parallel to PQ and passes through the
point R with coordinates (1, −2).

d) Find the exact length of QR.

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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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Question Posted: Apr 13, 2023 10:51 AM

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P is the point with coordinates (2, 5) and Q is the point with coordinates (6, 3).

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a The gradient of the line PQ is given by m y2 y1x2 x1 3 56 2 84 2 b The equation ...View the full answer

Complete Pure Mathematics 1 For Cambridge International AS & A Level

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