(a) Which of the following functions have 9 in their domain? (Select all that apply.) U g(x) = 9 h(x)- 18 f(x) = x2 – 3x (b) For the functions from part (a) that do have 9 in their domain, find the value of the function at 9. (If 9 is not in the domain, e UNDEFINED.) f(x) = x2 – 3x X - 9 g(x) = h(x) = Vx - 18

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter4: Polynomial And Rational Functions
Section: Chapter Questions
Problem 15T
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(a) Which of the following functions have 9 in their domain? (Select all that apply.)
U g(x) = 9
h(x)- 18
f(x) = x2 – 3x
(b) For the functions from part (a) that do have 9 in their domain, find the value of the function at 9. (If 9 is not in the domain, e
UNDEFINED.)
f(x) = x2 – 3x
X - 9
g(x) =
h(x)
= Vx - 18
Transcribed Image Text:(a) Which of the following functions have 9 in their domain? (Select all that apply.) U g(x) = 9 h(x)- 18 f(x) = x2 – 3x (b) For the functions from part (a) that do have 9 in their domain, find the value of the function at 9. (If 9 is not in the domain, e UNDEFINED.) f(x) = x2 – 3x X - 9 g(x) = h(x) = Vx - 18
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