Integral Hangs
02-10-2022, 07:39 AM
Post: #7
 parisse Senior Member Posts: 1,313 Joined: Dec 2013
RE: Integral Hangs
What kind of third root did you take?
f:=integrate((x^2 +2*x)/(x^3 +3*x^2 +1)^(1/3),x)
returns ((x^3+3*x^2+1)^(1/3))^2/2.
But at x=-4, the argument of the ^(1/3) is negative and this returns a complex number.
 « Next Oldest | Next Newest »

 Messages In This Thread Integral Hangs - lrdheat - 02-05-2022, 06:15 PM RE: Integral Hangs - robmio - 02-06-2022, 06:38 AM RE: Integral Hangs - lrdheat - 02-06-2022, 04:33 PM RE: Integral Hangs - parisse - 02-08-2022, 06:56 PM RE: Integral Hangs - roadrunner - 02-12-2022, 03:22 PM RE: Integral Hangs - Albert Chan - 02-18-2022, 02:28 PM RE: Integral Hangs - lrdheat - 02-09-2022, 03:34 AM RE: Integral Hangs - lrdheat - 02-09-2022, 04:42 AM RE: Integral Hangs - parisse - 02-10-2022 07:39 AM RE: Integral Hangs - roadrunner - 02-12-2022, 03:43 PM RE: Integral Hangs - lrdheat - 02-12-2022, 06:05 PM RE: Integral Hangs - parisse - 02-15-2022, 01:40 PM @Bernard re: Xcas - Guenter Schink - 02-15-2022, 08:38 PM RE: Integral Hangs - parisse - 02-16-2022, 04:34 PM RE: Integral Hangs - roadrunner - 02-18-2022, 07:29 PM

User(s) browsing this thread: 1 Guest(s)