Solve the equation by the method of your choice. Simplify irrational solutions, if possible.(x + 4)(x + 1) = 28
A. {-4, -1}
B. {1, 4}
C. {-3, 8}
D. {-8, 3}
Answer: D
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Solve the problem.A ball is dropped from a height of 50 meters. If each bounce brings it to 90% of its previous height, how far will the ball travel before it stops?
A. 250 m B. 500 m C. 950 m D. 200 m
Factor.81k3m - 375m4
A. (9km - 15m2)(9k2 + 25m2) B. 3m(27k - 5m)(k2 + 15km + 25m2) C. 3m(3k - 5m)(9k2 + 15km + 25m2) D. 3m(3k + 5m2)(9k2 - 15km + 25km2)
Sketch the graph using a graphing utility.x2 - 24xy + 8y2 = 36
A. 
B. 
C. 
D. 
Solve the problem. Round your answer to two decimal places.The distance it takes to stop a car varies directly as the square of the speed of the car. If it takes 112 feet for a car traveling at 40 miles per hour to stop, what distance is required for a speed of 
per hour?
A. 189.62 ft B. 162.24 ft C. 201.58 ft D. 189.28 ft