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3. Let f(x) = 3x² + 1 and g(x) = x + 4. Find (f+g)(x) and (f- g)(x) and state the domain of each.

3. Let f(x) = 3x² + 1 and g(x) = x + 4. Find (f+g)(x) and (f- g)(x) and state the domain of each.

Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter9: Systems Of Equations And Inequalities
Section: Chapter Questions
Problem 28T
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3. Let f(x) = 3x² + 1 and g(x) = x + 4. Find (f+g)(x) and (f- g)(x) and state the domain of each.
Transcribed Image Text:3. Let f(x) = 3x² + 1 and g(x) = x + 4. Find (f+g)(x) and (f- g)(x) and state the domain of each.
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