Solve the problem.A bookcase is to be constructed as shown in the figure below. The height of the bookcase is 2 feet longer than the length of a shelf. If 22 feet of lumber is used for the entire unit (including the shelves, but NOT the back of the bookcase), find the length and height of the unit.
A. Length = 10.0 ft; height = 13.5 ft
B. Length = 3 ft; height = 6 ft
C. Length = 4.5 ft; height = 6.5 ft
D. Length = 3 ft; height = 5 ft
Answer: D
Mathematics
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A. 8 mph B. 1 mph C. 7 mph D. 3 mph
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Use transformations to graph the function.y = cos x + 4
A. 
B. 
C. 
D. 
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Multiply.(x - 8y)(x - 2y)
A. x2 - 10xy - 10y2 B. x2 - 13xy + 16y2 C. x2 - 10xy + 16y2 D. x - 10xy + 16y
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Solve the equation by completing the square.a2 - 12a = -27
A. {±
}
B. {24, 3}
C. {-9, -3}
D. {9, 3}
Mathematics