Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson

Chapter 4 - Polynomials - 4.4 Addition and Subtraction of Polynomials - 4.4 Exercise Set - Page 259: 27

Answer

$-4x^3+4x^2+6x$

Work Step by Step

Add the polynomials by adding the similar terms (which are found in columns) to obtain: $=-4x^3+(8x^2+(-4x^2))+(3x+3x)+(-2+2) \\=-4x^3+4x^2+6x+0 \\=-4x^3+4x^2+6x$

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