Simplify this expression: 3(x + 4.5) + 2(2.6x – 3)

1. Distribute the 3 and 2 through the parentheses: 3(x) + 3(4.5) + 2(2.6x) - 2(3)

2. Find each product: 3x + 13.5 + 5.2x - 6

3. Combine like terms:

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 solid has two triangular bases and three lateral faces, each in the shape of a rectangle? triangular prism triangular pyramid rectangular prism rectangular pyramid

What is the volume of the sphere shown below with a radius of 3?