What is the sum of the first 28 terms of this arithmetic sequence? 69, 75, 81, 87, 93, 99, … A. 2,436 B. 4,200 C. 4,320 D. 4,368

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 is equivalent to7_/x^2 ÷ 5_/y^3? assume y# 0

What is an equation of the line that is perpendicular to y=-x+3 and passes through the point (4, 12)? enter your equation in the box. basic