Eng. Smasher, mahesabu yakielekea huko watoto wako fit sana, mpaka utashangaa mwenyewe continuity theorem wanaimba , conic sections kama kazi mpaka Riemann IntegralHapo ndo ma ENGINEER 2napo onesha utofauti na NGWINI!!!
Tatizo MATHEMATICS sana imetawala watatuelewa kweli hii mitoto ya siku hizi VILAZA vya hesabu??!!