nol 2eoior3 Find all values of x that make the rational expression undefined. If more than one value for x makes the rational expression undefined, select ALL values. X-2 x-1 19. 20. 21. x+1 8x -2 (x+1)(x– 5) SE 6x+1 2x +2 22. 23. 24. x(x - 1)(2x+4). x² -6x +5 3x +9 (E-x)(3+x)

College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
ChapterP: Prerequisites
SectionP.7: Rational Expressions
Problem 103E
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Question
19-22
Lesson 10.2 ldentifying Excluded Values of Rational Expressionsn sis yllgmi
olor
Find all values of x that make the rational expression undefined. If more than one value for x
makes the rational expression undefined, select ALL values.
5
X-2
X-1
19.
20.
21.
X+1
8х-2
(x+1)(x – 5)
6x +1
2x +2
22.
23.
24.
x(x- 1)(2x+4)
x² -6x +5
3x +9
(E-x)(8+x)
DA
AD)
(5-12
25.
x² – 1
Choices for 19–25:
A) O
B) 3
C) -4
D) 1
E) -2
AB)
AC) -1
AD) 4
AE)
BC) -
BD) -
BE) 5
CD) 2
CE) -5
DE) None
Transcribed Image Text:Lesson 10.2 ldentifying Excluded Values of Rational Expressionsn sis yllgmi olor Find all values of x that make the rational expression undefined. If more than one value for x makes the rational expression undefined, select ALL values. 5 X-2 X-1 19. 20. 21. X+1 8х-2 (x+1)(x – 5) 6x +1 2x +2 22. 23. 24. x(x- 1)(2x+4) x² -6x +5 3x +9 (E-x)(8+x) DA AD) (5-12 25. x² – 1 Choices for 19–25: A) O B) 3 C) -4 D) 1 E) -2 AB) AC) -1 AD) 4 AE) BC) - BD) - BE) 5 CD) 2 CE) -5 DE) None
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