perform the indicated operations. (n2 - 7n - 9) - (-3n + 4) - (2n2 - 9)

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter1: Fundamental Concepts Of Algebra
Section1.4: Fractional Expressions
Problem 28E
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perform the indicated operations. (n2 - 7n - 9) - (-3n + 4) - (2n2 - 9)

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