I need help with this equation page need entire page answered

Name: Date: Quadratic Formula Checkpoint 2 - Interpreting the Graph of a Quadratic Function -b + vbz - 4ac x = - 2a 1. State the y-intercept of this parabola and what does it mean as it relates to this real-world context? 2. State the meaning of the vertex in the context of the problem. Determine the time that the arrow hits the ground. Round your answer to the nearest hundredth. Use an appropriate mathematical method to justify your answer. In this real-world context, why does it make sense to reject one of the above roots? Use mathematical vocabulary to explain why