Consider the following rational functions. x3 + 27 x2 + 25 t(x) = x³ – 9x x + 2 x² + x – 2 w(x) = x3 + 6x2 + 9x x + 3 2x - 1 r(x) = s(x) = u(x) = x2 - x – 2 – 25 (a) Which of these rational functions has a horizontal asymptote? (Select all that apply.) n (x) n s(x) n t(x) u(x) n w(x) (b) Which of these functions has a slant asymptote? (Select all that apply.) n (x) n s(x) t(x) n u(x) n w(x) (c) Which of these functions has no vertical asymptote? (Select all that apply.) r(x) n s(x) n t(x) n u(x) n w(x) (d) Which of these functions has a "hole"? (Select all that apply.) r(x) n s(x) n t(x) n u(x) n w(x) (e) What are the asymptotes of the function r(x)? (Enter your answers as a comma-separated list of equations.)

College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter3: Polynomial And Rational Functions
Section: Chapter Questions
Problem 11T: Consider the following rational functions: r(x)=x2x22x1 s(x)=x2+4x3+27 t(x)=x+2x39x u(x)=x225x2+x6...
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(f) Graph y = u(x), showing clearly any asymptotes and x- and y-intercepts the function may have.
y
y
10
10
10
-10
10
-5
-10-
-10
y
10-
10
- 10
10
- 10
10
WebAssign Plot
-5
- 10
- 10
(g) Use long division to find a polynomial P(x) that has the same end behavior as t(x).
P(x) = -x2 + 2x – 5
O P(x) = -x3 + 18x – 2
O P(x) = x2 - 2x – 5
O P(x) = x3 - 18x + 2
P(x) = 10
Transcribed Image Text:(f) Graph y = u(x), showing clearly any asymptotes and x- and y-intercepts the function may have. y y 10 10 10 -10 10 -5 -10- -10 y 10- 10 - 10 10 - 10 10 WebAssign Plot -5 - 10 - 10 (g) Use long division to find a polynomial P(x) that has the same end behavior as t(x). P(x) = -x2 + 2x – 5 O P(x) = -x3 + 18x – 2 O P(x) = x2 - 2x – 5 O P(x) = x3 - 18x + 2 P(x) = 10
Consider the following rational functions.
2х- 1
x3 + 27
x3 – 9x
x2 + x – 2
x2 – 25
(a) Which of these rational functions has a horizontal asymptote? (Select all that apply.)
r(x) =
x2
s(x) =
x3+ 6x² +
t(x) =
u(x) =
w(x) =
+ 9x
х— 2
x2 + 25
x + 2
x + 3
n r(x)
n S(x)
n t(x)
n u(x)
n w(x)
(b) Which of these functions has a slant asymptote? (Select all that apply.)
r(x)
n s(x)
n t(x)
n u(x)
n w(x)
(c) Which of these functions has no vertical asymptote? (Select all that apply.)
r(x)
n s(x)
n t(x)
n u(x)
n w(x)
(d) Which of these functions has a "hole"? (Select all that apply.)
n r(x)
n s(x)
t(x)
n u(x)
n w(x)
(e) What are the asymptotes of the function r(x)? (Enter your answers as a comma-separated list of equations.)
Transcribed Image Text:Consider the following rational functions. 2х- 1 x3 + 27 x3 – 9x x2 + x – 2 x2 – 25 (a) Which of these rational functions has a horizontal asymptote? (Select all that apply.) r(x) = x2 s(x) = x3+ 6x² + t(x) = u(x) = w(x) = + 9x х— 2 x2 + 25 x + 2 x + 3 n r(x) n S(x) n t(x) n u(x) n w(x) (b) Which of these functions has a slant asymptote? (Select all that apply.) r(x) n s(x) n t(x) n u(x) n w(x) (c) Which of these functions has no vertical asymptote? (Select all that apply.) r(x) n s(x) n t(x) n u(x) n w(x) (d) Which of these functions has a "hole"? (Select all that apply.) n r(x) n s(x) t(x) n u(x) n w(x) (e) What are the asymptotes of the function r(x)? (Enter your answers as a comma-separated list of equations.)
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