An 'error in question setting' occurred in the mathematics major section of the 2026 middle school teacher recruitment exam, leading to all test-takers being awarded 2 points, with some receiving up ...

“In the linear (not quadratic) equation that is 2x=0, the divisor should be 2 (not zero) to get the value of x. That’s why 2x/2 = 0/2, cancel 2, 0/2=0… That’s why x=0. The lesson here is you cannot ...