Equation can't solve with 2.15 but 2.10 can

[BINUBALL]

(03-19-2021 11:58 PM)franz.b Wrote:  what is the exact procedure you use to solve? I have a 50g with firmware 2.15 and one with 2.08. If you want I can do some tests.

stack (2): [ 'x^2+x*y=10' 'y+3*x*y^2=57']
stack (1): ['X' 'Y']
Mode is exact, complex. Thus Header will be C=. And execute SOLVE. In my emu48, It ask change mode to approx and gives four answer. 2.15 return Unable to factor.
Here is picture of my emu48 gives four roots.