Which equation represents a parabola with a vertex at (3, 9) and passes through the point (0, 0)?

What is the best reason for jacinta to have a savings account in addition to a checking account

Ametal rod needs to be 9 feet and 5.5 inches in length. the sections of the poles being used are each 1 foot and 10.5 inches long. how many 1ft 10.5in sections would be needed to complete the 9ft 5.5in metal rod? and how many inches of material will be left?

Me find the value of x each figure.