09-15-2015, 11:06 AM
Hello everyone,
in this simple system of non-linear inequalities, the HP Prime gives the wrong result:
SOLVE({7x-x^2>0,x^2-6x-4<0}), it returns 0<x<3+sqrt(13).
![[Image: th_313063813_sysine_122_155lo.jpg]](http://img127.imagevenue.com/loc155/th_313063813_sysine_122_155lo.jpg)
The right result here is: 0<x<7 ;-)
This makes the Prime unreliable in doing such exercises.
Best,
Aries :-)
in this simple system of non-linear inequalities, the HP Prime gives the wrong result:
SOLVE({7x-x^2>0,x^2-6x-4<0}), it returns 0<x<3+sqrt(13).
![[Image: th_313063813_sysine_122_155lo.jpg]](http://img127.imagevenue.com/img.php?image=313063813_sysine_122_155lo.jpg)
The right result here is: 0<x<7 ;-)
This makes the Prime unreliable in doing such exercises.
Best,
Aries :-)