Casio anomaly or gremlin or bug...

[ijabbott]

(09-05-2017 02:26 AM)Joe Horn Wrote:  Bottom line: this notation is ambiguous. Therefore it should simply be avoided, which is why HP's RPL and Prime's CAS don't allow it.

At least the Casio PRIZM series (or at least the fx-CG50 I have) disambiguates it for you. If you enter 6÷2(1+2), it rewrites it as 6÷(2(1+2)) and gives the answer 1.