Answer
Option I
Work Step by Step
We are given:
$(4x^3+2x^2+1)+(3x^2+8x+2)$
$=4x^3+5x^2+8x+3$
Hence, the correct expression is I.
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281140
ISBN 13:
978-0-13328-114-9
Chapter 9 - Quadratic Functions and Equations - 9-7 Linear Quadratic, and Exponential Models - Practice and Problem-Solving Exercises - Page 594: 29
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