Simplify the the problem 2x^2-4x-390=0

Using the pythagorean theorem, if one is given the hypotenuse of a square that is measured as15.56 inches, what would the measure of each side of the square be equal to?

Hillary rolls 2 number cubes numbered 1 through 6 while playing her favorite board game. She will get a second turn if she rolls a sum that is an odd number greater than 10.

Multiply the polynomial expressions below. (7x + 5) (2x3 - 4x2 + 91 - 3)

An angle measuring 22 degrees is bisected what is the measure of he angle that are formed?

there are 50 students in mary's class. 27 of them are boys. what percentage of mary's class are boys?

On a recent day, one U. S dollar was worth 0.64 euros. If you were to exchange 126 euros on that day, how many U. S. dollars would you have received? $64.00 $80.64 $126.00 $196.88

What is larger, 5/8 or 7/15's?

The water level in a tank can be modeled by the function h (t) = 8cos (pi t / 7) + 11.5, where t is the number of hours since the water level is at its maximum height, h.

The school is 2 kilometers away from the town library what is the distance in meters

Why is 3.125 repeating equal to 3 1/8?