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Questions (5)
x + 2sqrt(x ^ 3 + 3x ^ 2 + 5x + 6)
2 answers
221 views
put all the letters in a hat.
What is the p(vowels)= 5/26 p(first half of alphabet -13)= 13/26=1/2 p (v and f) p (vc) p(v or c)
1 answer
409 views
Jack the Jaguar can run for only 1.0 min at 13.0m/s before he has to stop to rest, while Zeke the zebra can gallop at 7.25m/s
1 answer
741 views
Mr. Smith is standing 50m from a large bell. With his mighty throwing arm, Mr.Smith throws a rock at the bell and he hears the
2 answers
689 views
how made the name science
1 answer
476 views
Answers (1)
Mr. Smith is standing 50m from a large bell. With his mighty throwing arm, Mr.Smith throws a rock at the bell and he hears the sound of the bell 4.5s later. If the speed of sound is 330 m/s, what was the speed of the rock in the air?
