Answer
$4f^2-4f+1$.
Work Step by Step
The given expression is
$=(2f-1)^2$
Use formula $(a-b)^2=a^2-2ab+b^2$.
We have $a=2f$ and $b=1$.
$=(2f)^2-2(2f)(1)+(1)^2$
Simplify.
$=4f^2-4f+1$
Hence, the product is $4f^2-4f+1$.
Big Ideas Math - Algebra 1, A Common Core Curriculum
by Larson, Ron; Boswell, Laurie
Published by
Big Ideas Learning LLC
ISBN 10:
978-1-60840-838-2
ISBN 13:
978-1-60840-838-2
Chapter 7 - Polynomial Equations and Factoring - 7.3 - Special Products of Polynomials - Exercises - Page 375: 5
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