10) Suppose that the functions f and g are defined as follows. fx) = -5x² + 2x g(x) = 3x – 2 Find() (-2).

Algebra and Trigonometry (6th Edition)
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ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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10) Suppose that the functions f and g are defined as follows.
f(x) = -5x² + 2x
g(x) = 3x – 2
Find(2) (-2).
11) Suppose that the relation S is defined as follows.
s= {(-8, 10), (9, 12). (8, 9), (12, 10)}
Give the domain and range, and indicate whether the relation is a function or not.
Write your answer using set notation.
Find the domain of the functions below. Write your answer using interval notation.
12) g(x) = 2²+5z
3x-15
13) f(x) = /8x + 24
14) Suppose that the functions f, g, and k are defined for all real numbers x as follows.
f(x) = 5x² – 7x
g(x) = 8x – 9
k(x) = x² – 7x
Transcribed Image Text:10) Suppose that the functions f and g are defined as follows. f(x) = -5x² + 2x g(x) = 3x – 2 Find(2) (-2). 11) Suppose that the relation S is defined as follows. s= {(-8, 10), (9, 12). (8, 9), (12, 10)} Give the domain and range, and indicate whether the relation is a function or not. Write your answer using set notation. Find the domain of the functions below. Write your answer using interval notation. 12) g(x) = 2²+5z 3x-15 13) f(x) = /8x + 24 14) Suppose that the functions f, g, and k are defined for all real numbers x as follows. f(x) = 5x² – 7x g(x) = 8x – 9 k(x) = x² – 7x
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