“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 ...

MANILA, Philippines — The Department of Education (DepEd) has renewed its partnership with the Knowledge Channel Foundation Inc. (KCFI) for developing curriculum-based video lessons. The partnership ...