A problem involving a ball being thrown in the air is modeled with a quadratic function. Which of the following would you be solving for if asked to find the time at which the ball will reach its maximum height?
A.
an x-intercept of the graph
B.
the y-intercept of the graph
C.
the x-coordinate of the vertex
D.
the y-coordinate of the vertex
Is it C?
3 answers
normally, the y is height, and x is time.
Since it is asking for time, is C correct?
yes, of course.
1 answer