Find the values of k for which the following equations have no real roots a kx 2 4x 8 0 b 3x 2 5x k 1 0 c 2x 2 8x 5 kx 2 d 2x 2 k 3(x 2) e kx 2 2kx 4x 6 f kx 2 kx 3x 2 ...

Step by step solution a For the equation kx2 4x 8 0 to have no real roots the discriminant should be ...

Find the values of k for which the following equations have no real roots. a. kx 2

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Find the values of k for which the following equations have no real roots.
a. kx² − 4x + 8 = 0

b. 3x² + 5x + k + 1 = 0

c. 2x² + 8x − 5 = kx²

d. 2x² + k = 3(x − 2)

e. kx² + 2kx = 4x − 6

f. kx² + kx = 3x − 2

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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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Find the values of k for which the following equations have no real roots. a. kx 2

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Cambridge International AS And A Level Mathematics Pure Mathematics 1 Coursebook

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