31-03-2020, 11:51 AM
Thank you so much for the reply and the lecture!
My question has been answered very clearly and easily to understand!
Where did the 600 come from? Hmm..., maybe from my bad attitude toward math studying in the elementary school.
My question has been answered very clearly and easily to understand!
Where did the 600 come from? Hmm..., maybe from my bad attitude toward math studying in the elementary school.