Someone please help me ASAP because I am really stuck thank u

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.

Which expression and diagram represent “renee biked four times as far this month as last month”?

What adds to be the bottom number but also multiplies to be the top number with 8 on the bottom and 15 on top