Please help me What is the best estimation of the equation 7
8
−
6
11
? Drag the numbers into the boxes. Numbers may be used once, twice, or not at all.

1/42011/21/8

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.

Jose predicted that he would sell 48 umbrellas. he actually sold 72 umbrellas. what are the values of a and b in the table below? round to the nearest tenth if necessary

Ill mark the brainliest if you me with the these three questions 7,8,9