3. Let f(x)=x² +4 and g(x)=3x. Find the limit. lim g(f(x)) A) 189 B) C) 75 87

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section3.5: Graphs Of Functions
Problem 59E
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Let f(x) = x² + 4 and g(x) = 3x. Find the limit limit lim g(f(x)).  and limit →5. The anser is C, but I am not getting that answer. 

3. Let f(x)=x² +4 and g(x)= 3x. Find the limit.
lim g(f(x))
A) 189
B) 75
87
D) 64
729
Transcribed Image Text:3. Let f(x)=x² +4 and g(x)= 3x. Find the limit. lim g(f(x)) A) 189 B) 75 87 D) 64 729
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