The function f is defined by f(x)=2x^2-4. Find f(-x)
Added by Kristen P.
Step 1
Replace x with -x in the function f(x): f(-x) = 2(-x)^2 - 4 Show more…
Show all steps
Close
Your feedback will help us improve your experience
Jim Long and 86 other Algebra educators are ready to help you.
Ask a new question
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
A function $f(x)$ is defined as $f(x)=\frac{x^{2}-4 x+3}{x^{2}-1}, x \neq 1$ $=2, \quad x=1 .$
For the function defined here, find f(0),f(2), and f(4) by using the gr f(x)={(x^(2)-2 if x<=2),(-x+5 if x>2):}
Julie S.
The given function $f$ is one-to-one. Find $f^{-1}$. $$ f(x)=\sqrt[3]{2 x-4} $$
Functions
Inverse Functions
Recommended Textbooks
Elementary and Intermediate Algebra
Algebra and Trigonometry
Watch the video solution with this free unlock.
EMAIL
PASSWORD