The functions f and g are defined as f(x) = 5x- 2 and g(x)= -7x. f a) Find the domain of f, g, f+g, f-g, fg, ff, and g' b) Find (f + g)(x), (f – g)(x), (fg)(x), (ff)(x), (x), and (x). a) The domain of f is (-0,00). (Type your answer in interval notation.) The domain of g is (Type your answer in interval notation.)

College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter4: Linear Functions
Section: Chapter Questions
Problem 1PT: Determine whether the following algebraic equationcan be written as a linear function. 2x+3y=7
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The functions f and g are defined as f(x) = 5x- 2 and g(x)= - 7x.
f
and
a) Find the domain of f, g, f+g, f-g, fg, ff,
g
f:
f
(f + g)(x). (f – g)(x), (fg)(x). (ff)(x), (x), and
(a
(x).
g
a) The domain of f is (-o,0).
(Type your answer in interval notation.)
The domain of g is
(Type your answer in interval notation.)
Transcribed Image Text:The functions f and g are defined as f(x) = 5x- 2 and g(x)= - 7x. f and a) Find the domain of f, g, f+g, f-g, fg, ff, g f: f (f + g)(x). (f – g)(x), (fg)(x). (ff)(x), (x), and (a (x). g a) The domain of f is (-o,0). (Type your answer in interval notation.) The domain of g is (Type your answer in interval notation.)
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The domain of f(x) is the set of all possible values of x for which f is defined.

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