Factor.-9x2 + 6x + 8
A. -(3x + 2)(3x - 4)
B. -(9x + 2)(x - 4)
C. -(3x - 2)(3x + 4)
D. -(9x + 1)(x - 8)
Answer: A
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Solve the problem.The arch beneath a bridge is semi-elliptical, a one-way roadway passes under the arch. The width of the roadway is 36 feet and the height of the arch over the center of the roadway is 14 feet. Two trucks plan to use this road. They are both 12 feet wide. Truck 1 has an overall height of 
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