A square rug has an area of 225 square feet . How long is each side of the rug ?

Find an equation of the line perpendicular to the graph.

The radical equation 2+√2x-3 = √x+7 has a solution set [x= a0} and an extraneous root x = a1.

Which translation maps the vertex of the graph of the function f(x) = x2 onto the vertex of the function g(x) = x2 – 10x +2?