Answer
The prime factorization is
$$2×2×5$$
or
$$ 2^2 \times 5$$
Work Step by Step
Using the factor tree, you will find that 2, 2, and 5 are the prime numbers that multiply to 20.
$$2×2×5$$
or
$$ 2^2 \times 5$$
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281140
ISBN 13:
978-0-13328-114-9
Skills Handbook - Prime Numbers and Composite Numbers - Exercises - Page 798: 20
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