The answer to your question is y=1
It would be D. because the volume of a sphere is 4/2 x pi x radius^3.
Basically, it is not a function because 1 domain (in this case, 5) can not be connected to two different ranges(1 and -2). Each domain must only connect to one range.
Well Zack's cost more because, he paid $567.00 for whatever he bought, while Mal paid $245.00 for whatever he bought.
We know 4.5 cm = 45 mm so all we have to do is 45 mm*5 to get 225 meters. Your answer would be: This is actually 225 meters. Hope this helps!