Does the following table show a proportional relationship between the variables X and y? 20
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25
6
125
6
y
2
10
50

Which expression is equivalent to 4 square root 6 divided by 3 root 2

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?

I’m on question 7 it says a covered water tank is in the shape of a cylinder the tank has a 28 inch diameter and a height of 66 inches to the nearest square inch what is the surface area of the water tank