Discover Questions

Can you decode this into a phone number? &GZZOIZPOP? How and when did we figure out for certain that the Earth is round? Express 9 3/8 as improper fraction? For what values of k is the following integral improper? upper bound is k, lower bound is 0. (x)/(x^2-19x+90)dx? Please What am I saying with my eyes in this video? https://streamable.com/a1s0w?