If using the method of completing the square to solve the quadratic equation x2+3x+37=0, which number would have to be added to complete the square

Simplify the expression and find the missing terms. the simplest form of has in the numerator and in the denominator.

Express -5 2/5 as an improper fraction.

Plz hurry finals a paper cup in the shape of an inverted cone is 8 inches tall and has a radius of 1.5 inches. how much water can the cup hold? use 3.14 for pi. round the answer to the nearest tenth. a) 12.6 cubic in. b) 18.8 cubic in. c) 37.7 cubic in. d) 56.5 cubic in.