Solve the problem.A bookcase is to be constructed with three shelves as shown. The height of the bookcase is 6 feet longer than the length of a shelf, and only 30 feet of lumber is available. What should be the width and height of the bookcase?
A. length = 12 feet; height = 13.5 feet
B. length = 4.5 feet; height = 10.5 feet
C. length = 3 feet; height = 9 feet
D. length = 3 feet; height = 18 feet
Answer: C
Mathematics
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Decide if the number is rational or irrational.
A. Rational B. Irrational
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Find the linearization L(x) of f(x) at x = a.f(x) = tan x, a = 0
A. L(x) = 3x + 1 B. L(x) = -x C. L(x) = 0 D. L(x) = x
Mathematics
Find the indicated composite for the pair of functions.f(x) = 5x + 6; g(x) = 5x - 1Find (f?g)(x).
A. 25x + 29 B. 25x + 1 C. 25x + 11 D. 25x + 5
Mathematics
Solve the equation. Give an exact solution.e5x = 2
A. 
e
B. 5 ln 2
C. 
D. 
Mathematics