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Factor the polynomial completely. 10m² – 40.

Factor the polynomial completely. 10m² – 40.

College Algebra
College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
ChapterP: Prerequisites
SectionP.3: Polynomials And Special Products
Problem 8ECP: Find the product of x2+3y and x23y.
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Question

Solve EXACTLY like the exmaple attached.

2 Factor the polynomial completely. 10m - 40.
Transcribed Image Text:2 Factor the polynomial completely. 10m - 40.
Sum-product pattern: (x + a)(x + b) = x² + (a + b)x + (a*b) m²-6m-16 = (m-8)(m + 2) a+b= -6 a. b = -16 a.b= -16 a+b=-6 8₁-28+2=6 -4,4 -16,1 (6,-1 -8+2=-6 -4+4-0
Transcribed Image Text:Sum-product pattern: (x + a)(x + b) = x² + (a + b)x + (a*b) m²-6m-16 = (m-8)(m + 2) a+b= -6 a. b = -16 a.b= -16 a+b=-6 8₁-28+2=6 -4,4 -16,1 (6,-1 -8+2=-6 -4+4-0
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