Consider the roots of a cubic equation with integral coefficients: -1, and -2. The root -1 has a multiplicity of 2. Which choice is
the cubic equation?
x² + 4x² + 5x+8 = 0
x² + 4x² + 5x+2=0
2x3 + 8x2 + 12x + 2 = 0
2x3 + 8x2 + 12x + 8 = 0

In stepmber, daniel and justin opened a business. during their first three months of business, their average monthly profit was $51. if during their first month, they lost $29, and during their second month, they gained $115, what was their profit or loss for their third plzzz i will give you 299 points

Grace is standing 18 feet from a lighthouse and kelly is standing 10 feet from grace. the angle that grace looks up to see the top of the lighthouse is 45°. the angle that kelly looks up to see the top of the lighthouse is y°. find the height, h, of the lighthouse. find the angle, rounded to the nearest tenth of a degree, in which kelly looks up to the top of the lighthouse. to the nearest tenth of a degree, find the value of x° . in two or more sentences, explain your calculations

Find the sum of the given arithmetic series. 24 + 17 + 10 + 3 + + (–39)