Which is the quadratic variation equation for the relationship?

y varies directly with x²and y = 72 when x = 6.

a) y=12x
b) y=4x²
c) y=x²+25
d) y=2x²

Read the situations in the table below. then drag a graph and equation to represent each situation. indicate whether each of the relationships is proportional or non-proportional. edit : i got the right answer its attached

It says factor each expression completely 8y+48

An electrician cuts a 136 foot long piece of cable. one piece is 16 feet less than 3 times the length of the other piece. find the length of each piece