True: Multiplicative inverse of -1 = -1., A rational number between -2/5 and 1/2 is 0.1., False: Reciprocal of 0 is - 0., x /(y +z) = (x/y) + (x/z), a/0 = 0.,

Linear equations in one variables

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?