1. Which of the following is the equation of a line passing through the origin and parallel to the line 2x � y = 5?
A. 5x � y = 0
B. 2x � y = 0
C. 2x + y = 5
D. 2x + y = 0
E. x + 2y = 0
2. The graph shows a quadratic function with a minimum at (-1,1)
If f(a) = f(1), which if the following could be the value of a?
A. 2
B. 0
C. -1
D. -2
E. -3