what are the critical numbers of f(x)= 4x/(x^2 +1)?

what are the critical numbers of f(x)= 4x/(x^2 +1)?

Hey! We 've verified this expert answer for you, click below to unlock the details :)

I got my questions answered at brainly.com in under 10 minutes. Go to brainly.com now for free help!

did u already calculate the derivative?

what's f ' (x) = ??

|dw:1358921318013:dw|

Looking for something else?

Not the answer you are looking for? Search for more explanations.

## More answers

Looking for something else?

Not the answer you are looking for? Search for more explanations.