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

Published by Pearson

Chapter 4 - Polynomials - 4.3 Polynomials - 4.3 Exercise Set - Page 252: 47

Answer

$-x^4-x^3$

Work Step by Step

By combining like terms, the given expression, $10x^2+2x^3-3x^3-4x^2-6x^2-x^4$, simplifies to \begin{array}{l} -x^4+(-3x^3+2x^3)+(10x^2-4x^2-6x^2) \\\\= -x^4-x^3+0x^2 \\\\= -x^4-x^3 .\end{array}

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