Divide.(x2 + 10x + 11) ÷ (x + 8)
A. x + 2 +
B. x + 2 -
C.
D. x + 3
Answer: B
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Identify the equation without completing the square.3x2 + 2y2 + 2x + 3y = 0
A. ellipse B. hyperbola C. parabola D. not a conic
Solve.Doreen and Irena plan to leave their houses at the same time, roller blade towards each other, and meet for lunch after 2 hours on the road. Doreen can maintain a speed of 7 miles per hour, which is 70% of Irena's speed. If they meet exactly as planned, what is the distance between their houses?
A. 14 miles B. 34 miles C. 20 miles D. 23.8 miles
Find the LCM of the set of numbers.27, 44, 24, 297
A. 7128 B. 4752 C. 2376 D. 1296
Solve.The amount of paint needed to cover the walls of a room varies jointly as the perimeter of the room and the height of the wall. If a room with a perimeter of 35 feet and walls requires
of paint, find the amount of paint needed to cover the walls of a room with a perimeter of 55 feet and 8-foot walls.
A. 8.8 quarts B. 44 quarts C. 4.4 quarts D. 440 quarts