Write the quadratic equation whose roots are 3 and -1, and whose leading coefficient is 1.
(Use the letter x to represent the variable.)

What is the sum of these mixed numbers 4 2/3+ 3 1/9

The base of a rectangular pyramid is 13 inches long and 12 inches wide. the height of the pyramid is 8 inches. what is the volume of the pyramid

(c) a vine called the mile-a-minute weed is known for growing at a very fast rate. it can grow up to 0.5 ft per day. how fast in inches per hour can the mile-a-minute weed grow up to? show your work using the correct conversion factors.