Question
Asked Oct 14, 2019

what are the blanks 

Content
X
ome
C
https://elearning.kctcs.edu/ultra/co
If f(x)
3x + 4 and g(x)
find f(g(x)) and g(f(x)).
X
fG(X))
- ((C))0
Watch It Talk to a Tutor
help_outline

Image Transcriptionclose

Content X ome C https://elearning.kctcs.edu/ultra/co If f(x) 3x + 4 and g(x) find f(g(x)) and g(f(x)). X fG(X)) - ((C))0 Watch It Talk to a Tutor

fullscreen
check_circleExpert Solution
Step 1

To find the expressions (formulae) for the composites of the given functions fx) and g(x)

Step 2

To find f(g(x)) , first find g(x) and substitute g(x) in the formula for f(x)

f(x) 3x+ 4, g(x) = -;
f(g(x)) = f()=3)+4
х
х
=-+4
х
help_outline

Image Transcriptionclose

f(x) 3x+ 4, g(x) = -; f(g(x)) = f()=3)+4 х х =-+4 х

fullscreen
Step 3

To find g(f(x)) ,  substitute f(x...

2
f(x) 3x+4,g(x)
x
2
g(f(x)= g(3x+4)=-
3x+4
help_outline

Image Transcriptionclose

2 f(x) 3x+4,g(x) x 2 g(f(x)= g(3x+4)=- 3x+4

fullscreen

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour*

See Solution
*Response times may vary by subject and question
Tagged in

Math

Algebra