Recent content by masteri

Hi every one, can somebody recommend me good calculus textbook for self teaching. I am currently reviewing pre calculus material and i should be finished in a month or so. Today i am starting 3rd grade in high school and i really don't know if there is any calculus in 3 rd grade. I haven't seen...

So this may be a really dumb question but anyway i am going to ask it. In nuclear equation when we have a decay it is written like this: U --> Th + He . This means that U spites He to form Th. Am i right? So if this is the case why is it written like this? Is it not more logical to be written...

Hi, i have tought of a something that i don't know if is it true. As far as i know speed of ligh is 300,000 km/s and it is about 8 minutes to reach the earth. Now when we look ate the other planets we are looking at sort of a delayed picture because of the time light needes to travel from that...