Which of the following are true statements about the graph of:
The vertex is (2,5)
The vertex is (-2,3)
The y-intercept is (0,1)
The y-intercept is (0,9)
The graph opens up
The graph opens down
Simplify:
Factor:
Simplify the following expression.
Solve the following system by graphing.
Graph the system on the coordinate plane and enter the solution.