Find the domain and range of the function X (b) y = √2x + 3 (a) y = 2. If f(x) x + 3 2 = - X " g(x) = x² + 3, find(a) (1) (2) (b)

Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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1. Find the domain and range of the function
X
(b) y = √√√2x + 3
(a) y
=
2. If f(x)
(fg)(x)
3. If h(x)
x + 3
2
=
=
X
9
g(x) = x² + 3, find(a)
(2x, p(x)
=
(1) (2) (b)
x³, find(a) (fog)(x) (b) (3f - g)(x)
Transcribed Image Text:1. Find the domain and range of the function X (b) y = √√√2x + 3 (a) y = 2. If f(x) (fg)(x) 3. If h(x) x + 3 2 = = X 9 g(x) = x² + 3, find(a) (2x, p(x) = (1) (2) (b) x³, find(a) (fog)(x) (b) (3f - g)(x)
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