Use summation properties and formulas to rewrite and evaluate the sum. 21 Σ ( − 9i² − 6i + 9) i=1

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter1: Fundamental Concepts Of Algebra
Section1.1: Real Numbers
Problem 6E
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Use summation properties and
formulas to rewrite and evaluate the sum.
21
Σ ( − 9i² − 6i + 9)
i=1
Transcribed Image Text:Use summation properties and formulas to rewrite and evaluate the sum. 21 Σ ( − 9i² − 6i + 9) i=1
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