Kyle throws a baseball straight up from a height of 4 feet with an initial speed of 30 feet per second. What is the maximum height of the baseball? 0.9375 ft

O2 ft

7.826 ft

18.1 ft ​

Idon't see any graph, however the graph of the function : f(x) = x²-2x+3 is a parabola: 1) open upward (since a> 0)2) it intersects y-axis in 3 (y=3)3) its axis of symmetry is x = +1 ( -b/2a)4) it's minimum is y = -2, so its vertex is (1,-2)5) it doesn't intersect the x-axis since discriminant < 0