## Introductory Algebra for College Students (7th Edition)

Published by Pearson

# Chapter 5 - Review Exercises - Page 414: 8

#### Answer

-14x$^4$-13x$^2$+16x

#### Work Step by Step

Negate the first given trinomial and then combine like terms with the second trinomial. -(x$^4$+7x$^2$-11x)+(-13x$^4$-6x$^2$+5x) -x$^4$-7x$^2$+11x-13x$^4$-6x$^2$+5x (-x$^4$-13x$^4$)+(-7x$^2$-6x$^2$)+(11x+5x) -14x$^4$-13x$^2$+16x

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