Divide using long division.(-5x4 + 11x3 + 37x2 - 11x + 28) ÷ (4 - x)

A. 5x3 + 9x2 - x - 7 + 
B. 5x3 + 9x2 - x - 7
C. 5x3 + 9x2 + x - 7
D. 5x3 + 9x2 - x + 7


Answer: D

Mathematics

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Solve.A wastewater treatment operator uses the formula A = 8.34FC to determine the amount A of chlorine in pounds to add to a basin. The flow F through the basin is in millions of gallons per day, and the desired concentration C of chlorine is in parts per million. If 2200 pounds of chlorine is added to a basin with a flow rate of 10.4 million gallons per day, what would be the resulting concentration?

A. 25.36 ppm B. 19.08 ppm C. 211.54 ppm D. 117.39 ppm

Mathematics

Convert the angle to decimal degrees and round to the nearest hundredth of a degree.69°38'42''

A. 69.65° B. 69.61° C. 69.71° D. 69.66°

Mathematics

Use the simplex method to solve.Maximize M = 3x + 2y subject to the following constraints.

What will be an ideal response?

Mathematics

Subtract. Use borrowing, if necessary. 

A. 7161 B. 8839 C. 9871 D. 8271

Mathematics