Solve the problem.A bookcase is to be constructed as shown in the figure below. The height of the bookcase is 3 feet longer than the length of a shelf. If 24 feet of lumber is available for the entire unit (including the shelves, but NOT the back of the bookcase), find the length and height of the unit.
A. length = 3 feet; height = 6 feet
B. length = 10.5 feet; height = 13.5 feet
C. length = 3 feet; height = 9 feet
D. length = 4.5 feet; height = 7.5 feet
Answer: A
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Use differentiation to determine whether the integral formula is correct.
dx = 
+ C
A. No B. Yes
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What will be an ideal response?
such that 
, 
, and
Find the product or quotient.
÷ 
A. z + 3
B. 
C. 
D. 
Solve.?6x - 9? ? 8
A. x ? 
or x ? 
B. x ? 
C. 
? x ? 
D. x ? - 
or x ? 8