Answer
factor
Work Step by Step
Given $f(x)=x^4+2x^3-21x^2+19x-3$, we have $f(3)=(3)^4+2(3)^3-21(3)^2+19(3)-3=0$. Based on the Remainder Theorem, $x-3$ is a factor of $f(x)$.
Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (3rd Edition)
by Sullivan III, Michael
Published by
Pearson
ISBN 10:
0-32193-104-1
ISBN 13:
978-0-32193-104-7
Chapter 7 - Applications of Trigonometric Functions - Section 7.1 Right Triangle Trigonometry ; Applications - 7.1 Assess Your Understanding - Page 544: 84
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