Improper Integrals with the HP-15C LE & CE

[Werner]

(11-13-2023 08:26 PM)Commie Wrote:  Yes sure, first choose a label then key in:
1(one)
sqrt(x)
/(divide)
rtn(return)

Then run the integral function between 0 and 1

Answer should give 2 in a matter of seconds.

That defines the function x/(sqrt(1)), which is just x. You can just use RTN then.
If you integrate that from 0 to 2 (not 1), you indeed get 2 right away, of course.

Werner