HELP PLEASE I REALLY NEED TO GET THIS DONE NOW LINKS WILL BE REPORTED just in case you can't see it, for numbers 12 and 13 you still solve for x ​

Determine the volume of a cylinder bucket if the diameter is 8.5 in. and the height is 11.5 in.

The table represents a function f(x). what is f(3)? a.-9 b.-1 c.1 d.9

36x2 + 49y2 = 1,764 the foci are located at: (-√13, 0) and (√13,0) (0, -√13) and (0,√13) (-1, 0) and (1, 0)edit: the answer is (- the square root of 13, 0) and (the square root of 13, 0)