Solve the linear inequality. Other than ?, use interval notation to express the solution set and graph the solution set on a number line.4x + 3 < 27
A. (-?, 6]
B. [6, ?)
C. (-?, 6)
D. (6, ?)
Answer: C
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Solve the problem.A box with an open top is to be constructed from a rectangular piece of cardboard with dimensions 12 inches by 30 inches by cutting out equal squares of side x at each corner and then folding up the sides as in the figure. Express the volume V of the box as a function of x.
A. V(x) = x(12 - 2x)(30 - 2x) B. V(x) = (12 - 2x)(30 - 2x) C. V(x) = (12 - x)(30 - x) D. V(x) = x(12 - x)(30 - x)
Use the table to find the indicated limit.If f(x) = 
, find 
f(x). 
A. 
; limit = 5.10
B. 
; limit = 1.210
C. 
; limit = 4.0
D. 
; limit = ?
Divide. Write the answer in lowest terms and as a whole or mixed number where possible.
A. 60
B. 2
C. 12
D. 
Perform the indicated operation and write the answer in lowest terms. - 
÷ - 
A. 
B. - 
C. 
D. - 