Answer:
100 ft
Step-by-step explanation:
If you use a editor and see that the building doubles by 50 twice pls make me brainiest :D
Answer:
Step-by-step explanation:
Expand brackets using the <em>FOIL</em> method.
Combine like terms.
(a) The parabola opens downward.
(b) The axis of symmetry is at x = -2.
(c) The vertex is at (-2,0).
(d) The x-intercepts is (-2,0), and the y-intercept is at (0,-1).