A curve has equation y = x 2 5x + 7 and a line has equation

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A curve has equation y = x² − 5x + 7 and a line has equation y = 2x − 3.

a. Show that the curve lies above the x-axis.

b. Find the coordinates of the points of intersection of the line and the curve.

c. Write down the set of values of x that satisfy the inequality x² − 5x + 7 ,2x − 3.

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Cambridge International AS And A Level Mathematics Pure Mathematics 1 Coursebook

ISBN: 9781108407144

1st Edition

Authors: Sue Pemberton, Julian Gilbey

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Question Posted: Mar 09, 2023 05:44 AM

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A curve has equation y = x 2 5x + 7 and a line has equation

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a To show that the curve lies above the xaxis we need to show that the ycoordinate is always positiv...View the full answer

Cambridge International AS And A Level Mathematics Pure Mathematics 1 Coursebook

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