Find the concavity and min

How would you write open intervals for concavity? After you find the second derivative of a fuction; How would you go about
1. 3 answers
2. asked by Mercy
3. 475 views
Determine the concavity for f(x)= 4/x^2-1I took the second derivative and solved for zeros. I got x=-1 and x=1. However when
1. 1 answer
2. asked by Lisa
3. 395 views
Present the concavity test and explain how to use� ′ ′ ( � ) f ′′ (x) to determine concavity.
1. 5 answers
2. 70 views
FOr the function f(x)=x^2e^xFind the critical points, increasing decreasing, first and second derivative and concavity I am
1. 2 answers
2. asked by songyi
3. 697 views
Given the function: f(x) = x^2 + 1 / x^2 - 9a)find y and x intercepts b) find the first derivative c) find any critical values
1. 0 answers
2. asked by Gabby
3. 889 views
Given the function: f(x) = x^2 + 1 / x^2 - 9a)find y and x intercepts b) find the first derivative c) find any critical values
1. 1 answer
2. asked by Gabby
3. 1,790 views
Find the interval of concavity for f(x)=e^x/(5+e^x)?f'=[5*e^x ]/ [5+e^x]^2 & f"=[5*e^x ][5-e^x]/ [5+e^x]^3
1. 0 answers
2. asked by Si
3. 381 views
x(x+4)^(2/3)a). Find the second derivative b). Find any points of Inflection c). Determine the intervals of Concavity
1. 2 answers
2. asked by Sam
3. 400 views
-find the coordinates for all points of inflection . find all intervals on which function has upward or downward concavity?-i
1. 2 answers
2. asked by david
3. 437 views
If f(x) = ln(x^2 + 9)a) find the local maximum and minimum values I found the derivative and set it equal to 0 but idk what to
1. 1 answer
2. asked by Loon
3. 440 views