If the surface area of a cube is 390 sq cm. Which best describes the length of the side of the cube?

The solutions of the quadratic equation 0 = (x + 3) (x - 2) are - 6 and 0. - 4 and 3. - 3 and 2. - 2 and 1.

When a number is added to of itself, the result is 24. The equation that models this problem is n + n = 24. What is the value n?

Which correctly describes the roots of the following cubic equation x^3-5x^2+3x+9=0? A. Three real roots, each with a different value B. One real root and to complex roots C. Three real roots, two of which are equal in value D.

Sam needs to cut a piece of sheet metal into 8 pieces. It takes him 5minutes to make each cut. How many cuts will sam make?

What was the first major corporate industry in america

As mars revolves around the sun, it travels at a rate of approximately 15 miles per second. convert this rate to kilometers per second. at this rate, how many kilometers will mars travel in 20 seconds? assume that 1 mile is equal to 1.6 kilometers.

What is 8 minus the quotient of 15 and y

What is the mean of 240?

Out of 100 cars on a used car lot, 20 cars have manual transmissions, 50 cars have air conditioning, and 8 cars have both.

Nancy and Harry are sliding a stone statue and moving it to a new location in their garden. Nancy is pushing the statue with a force of 120N at a 60° angle to the horizontal and Harry is pulling the statue with a force of 180N at a 40° angle with