Factor completely, or state that the polynomial is prime.x3 + 1000
A. (x - 1000)(x2 - 1)
B. (x + 10)(x2 - 10x + 100)
C. (x - 10)(x2 + 10x + 100)
D. (x + 10)(x2 + 100)
Answer: B
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Solve the problem.If Marco hired a plumber for 5 hours the total cost would be $170. If he hired the same plumber for 13 hours , the total cost would be $410. Assume a linear relationship between the cost, y, in dollars and the number of hours worked, x. Find an equation in slope-intercept form that models the relationship between the cost and the number of hours worked.
A. y = 30x + 20 B. y = 30x + 20x C. y = 35x + 20 D. y = 30x + 60
Graph the function by starting with the graph of the basic function and then using the techniques of shifting, compressing, stretching, and/or reflecting.f(x) = x2
A.
B.
C.
D.
Solve the equation.5(3x - 1) = 20
A.
B. 1
C.
D.
Rationalize the denominator. Assume that all variables represent positive real numbers.-
A. -
B. -
C. -
D. -