Answer:
gradient 1/2, y-intercept 9
Step-by-step exp
It would take 5 because they could do it twice as fast
ANSWER
A parabola.
EXPLANATION
The given conic is :
This can be rewritten as:
This is a parabola with the vertex at the origin.
The foci is (0,4)
Therefore the given conic section is a parabola that has an axis of symmetry parallel to the y-axis.