Find the values of k for which the following equations have no real roots. a. kx 2
Question:
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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Step by step solution a For the equation kx2 4x 8 0 to have no real roots the discriminant should be ...View the full answer
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Related Book For
Cambridge International AS And A Level Mathematics Pure Mathematics 1 Coursebook
ISBN: 9781108407144
1st Edition
Authors: Sue Pemberton, Julian Gilbey
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