The population of a town is 8600 and is growing 3% a year. what will the population be after 3 years

In the past, professional baseball was played at the astrodome in houston, texas. the astrodome has a maximum height of 63.4 m. the height of a baseball t seconds after it is hit straight up in the air with a velocity of 45 ft/s is given by h = -9.8t2 + 45t + 1. will a baseball hit straight up with this velocity hit the roof of the astrodome? use the discriminant to explain your answer.

Anyone know? will mark brainliest if correct!

Which statements regarding efg are true? check all that apply.