In the quadratic function above, a is a nonzero constant. The graph of the equation in the xy-plane is a parabola with vertex (m, n). Which of the following is equal to n?
A. 0
B. -a
C. -2a
D. -4a
Answer:D
In the quadratic function above, a is a nonzero constant. The graph of the equation in the xy-plane is a parabola with vertex (m, n). Which of the following is equal to n?
A. 0 B. -a C. -2a D. -4a
Explanation: D