Which expression simplifies to 2x y 5x? A. V10xy
B. V10x+y?
C. V20x'y
I
D, V20rºy

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?

What is the sum of these mixed numbers 4 2/3+ 3 1/9

The area (a) of a circle with a radius of r is given by the formula and its diameter (d) is given by d=2r. arrange the equations in the correct sequence to rewrite the formula for diameter in terms of the area of the circle.