Solve the problem.A box with an open top is to be constructed from a rectangular piece of cardboard with dimensions 10 inches by 23 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) = (10 - x)(23 - x)
B. V(x) = x(10 - x)(23 - x)
C. V(x) = x(10 - 2x)(23 - 2x)
D. V(x) = (10 - 2x)(23 - 2x)
Answer: C
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Answer the following statement true (T) or false (F)
Solve the problem.How much will it cost to carpet a rectangular room measuring 
by 
if carpeting costs $33.70 per square meter?
A. $1179.50 B. $19,815.60 C. $9907.80 D. $2359.00
Solve the problem.Find the magnitude of the difference between a windchill factor of -50 and a windchill factor of -5.
A. -55 B. 55 C. 45 D. -45
If the function is one-to-one, find its inverse. If not, write "not one-to-one."f(x) = -8x + 1
A. f-1(x) = - 
x - 
B. f-1(x) = - 
x + 1
C. f-1(x) = - 
x - 1
D. f-1(x) = - 
x + 