Unable to evaluate the following limit

[pinkman]

(06-02-2020 05:35 PM)victorvbc Wrote:  

(06-02-2020 04:19 PM)roadrunner Wrote:  In the simulator if you replace x^2 with x*x you get -1 for the first limit:

limit(f1(x*x),x,0,-1) --> -1

-road

Apparently the expression x^2<=0 simplifies to false (??).

It works with x*x because the calculator doesn't automatically simplify that, so the limit takes the expression x*x<=0.

I don’t see it: how the 3rd condition could ever be true, even with x*x?