Hello. Is the second derivative wrong? Thank you.
M marlene New member Joined Feb 24, 2012 Messages 1 Feb 24, 2012 #1 Hello. Is the second derivative wrong? Thank you.
D Deleted member 4993 Guest Feb 24, 2012 #2 marlene said: Hello. Is the second derivative wrong? Thank you. Click to expand... Your calculation of f"(x) is correct. In real domain f"(x) = 0 does not have a solution.
marlene said: Hello. Is the second derivative wrong? Thank you. Click to expand... Your calculation of f"(x) is correct. In real domain f"(x) = 0 does not have a solution.