For all numbers l and m, the operation @ is defined by…

For all numbers l and m, the operation @ is defined by l@m = l^2 - lm. If xy ≠ 0, then which of the following can be equal to zero? I. x@y II. (xy)@y III. x@(x + y)

AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #92982