CALCULUS PRESENTED BY GUO CHENG GUANG（06-01）

Integral can be used to find displacement, areas, volumes, central points and other concepts that arise by combining infinitesimal date.

A definite integral is an integral with upper and lower limits, in other words it has start and end end values or there is an interval.

Calculus--Indefinite Integrals (06-01,S/N: 324) Presented By Guo Cheng Guang (aged 11) and Guo Chengxi (aged 8) in English. Lessons In Mathematics and Science (Physics, Chemistry and Biology) From Primary to University Presented By Guo Cheng Guang and Guo Chengxi In English. Your comment or suggestion is very much appreciated. https://www.youtube.com/channel/UC2dG5T9SJkUFTy-h0KbVbkw