Answer
$(5x+2)(3x-5)$
Work Step by Step
For the polynomial
$$
15x^2-19x-10
$$
we check the factors of $ac=15(-10)=-150$. The only factors that can give the right middle term are $-25$ and $6$, as follows
$$15x^2-19x-10
=(5x+2)(3x-5)
.$$
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 10 - Test - Page 358: 16
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