Solve: a. x 2 < 36 5x b. 15x < x 2 + 56 c. x(x
Question:
Solve:
a. x2 < 36 − 5x
b. 15x < x2 + 56
c. x(x + 10) ≤ 12 − x
d. x2 + 4x ,3(x + 2)
e. (x + 3)(1 − x) < x − 1
f. (4x + 3)(3x − 1) < 2x(x + 3)
g. (x + 4)2 ≥ 25
h. (x − 2)2 >14 − x
i. 6x(x + 1) < 5(7 − x)
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Step by Step Answer:
we can rearrange the terms to get all the terms on one side x2 x 9 0 Then we can factor the quadratic expression x 3x 3 0 The roots of this inequality ...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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