A submarine was cruising at 180 feet below sea level (–180). Then it dove to 315 feet below sea level (–315). Use an integer to describe, in feet, the change in the submarine’s depths.

The area of a 25-inch tv screen is 300 square inches. the area of a 40-inch tv screen is 768 square inches. the are of the smaller screen is what percent of the area of the larger screen?

Guys i really need or i have to stay late up night

What is the value of f(x) = 2.2 for f(-2)?