Lesson 2.1 Greatest Common Factor Factor out the GCF. 1. 8x +4x A) 2(4x +2x) B) x(8x+ 4) C) 2x(4x+2) D) 4x(2x+1) 2. 9x² +18x+3 A) 3(3x² +6x+1) B) 3(3x +6x+3) C) 9(x² +2x+3) D) 9x(x+2)+3 3. 27x-9 A) 3(9x - 3) B) 9(3x –1) C) 9x(3x-1) D) Prime Factor the trinomial. 4. b2 - 7b + 10 A) (b – 5)(b – 2) C) (b – 10)(b – 1) B) (b + 5)(b + 2) D) (b - 5)(b + 2)

Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
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Lesson 2.1
Greatest Common Factor
Factor out the GCF.
1. 8x + 4x
A) 2(4x +2x)
B) x(8x+4)
C) 2x(4x+2)
D) 4x(2x+1)
2. 9x +18x+3
A) 3(3x² +6x+1)
B) 3(3x +6x+ 3)
C) 9(x² +2x+3)
D) 9x(x+2)+3
3. 27x-9
A) 3(9x -3)
B) 9(3x² – 1)
C) 9x(3x-1)
D) Prime
Factor the trinomial.
4.
b2 - 7b+ 10
A) (b – 5)(b – 2)
C) (b – 10)(b – 1)
B) (b + 5)(b + 2)
D) (b – 5)(b + 2)
Transcribed Image Text:Lesson 2.1 Greatest Common Factor Factor out the GCF. 1. 8x + 4x A) 2(4x +2x) B) x(8x+4) C) 2x(4x+2) D) 4x(2x+1) 2. 9x +18x+3 A) 3(3x² +6x+1) B) 3(3x +6x+ 3) C) 9(x² +2x+3) D) 9x(x+2)+3 3. 27x-9 A) 3(9x -3) B) 9(3x² – 1) C) 9x(3x-1) D) Prime Factor the trinomial. 4. b2 - 7b+ 10 A) (b – 5)(b – 2) C) (b – 10)(b – 1) B) (b + 5)(b + 2) D) (b – 5)(b + 2)
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