Which of the following are the coordinates of the vertex of y = x2 − 10x + 2?

What will the graph look like for a system of equations that has no solution? a. the lines will be perpendicular. b. the lines will cross at one point. c. both equations will form the same line. d. the lines will be parallel.

What is the radical expression that is equivalent to the expression 27 1 over 5?

What is the radius of a circle with an area of 78.5 cubic inches? use 3.14 for pie