Factor by grouping.x3 + 8x2 + x + 8
A. (x2 + 1)(8x + 8)
B. (x2 + 8)(x + 1)
C. (x2 + 1)(x + 8)
D. (8x2 + 8)(x + 1)
Answer: C
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Solve for the variable.
x - 
x = 3
A. x = 90 B. x = -45 C. x = 45 D. x = -90
Provide an appropriate response.A major advantage to using an escrow account is:
A. all of these apply to escrow B. it assures the lending agency that property taxes and insurance will be paid in a timely fashion C. the borrower is not required to include an amount for property taxes and insurance each month with their mortgage payment D. the monthly mortgage payment will be reduced by the tax and insurance payment
Solve the problem.Suppose that during a certain step in a chemical manufacturing process the amount of hydrogen sulfide dissolved in a solution, measured in parts per million (ppm), is related to the elapsed time measured from the beginning of the step. Use the following table as a representation of this relationship. Make a scatter diagram of the data. What is happening to the amount of hydrogen sulfide in solution during this time frame?
A. The amount of hydrogen sulfide dissolved
increased as time elapsed.
B. The amount of hydrogen sulfide dissolved
decreased as time elapsed.
C. The amount of hydrogen sulfide dissolved
increased as time elapsed.
D. The amount of hydrogen sulfide dissolved
increased as time elapsed.
Solve the problem.A coin is tossed upward from a balcony 280 ft high (ho) with an initial velocity of 
During what interval of time will the coin be at a height of at least 40 ft? 
A. 5 sec ? t ? 10 sec B. 0 sec ? t ? 1 sec C. 0 sec ? t ? 5 sec D. 4 sec ? t ? 5 sec