So many students come ask me about this KBAT question today !!!! 😱 And I would say this question is really “mind blowing” if you don’t understand locus and circle theorem very well !! 😅😅 Even me...

This video is about Calculator Technique , to help students find the probability of bell-shape diagram in distribution by using the value P, Q and R.

This tuition class is not for everyone. however, if you are very weak in add math, and you have tried many tuition centre and still can't improve. Maybe I ca...