Answer
$3(x^2-4x+5)$
Work Step by Step
Factor out the GCF, which is $3$, to obtain:
$3x^2-12x+15=3(x^2-4x+5)$
The trinomial can no longer be factored further.
Hence, the completely factored form of the given expression is $3(x^2-4x+5)$.
Precalculus (10th Edition)
by Sullivan, Michael
Published by
Pearson
ISBN 10:
0-32197-907-9
ISBN 13:
978-0-32197-907-0
Appendix A - Review - A.3 Polynomials - A.3 Assess Your Understanding - Page A30: 86
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