Solve the problem.A rectangular piece of cardboard measuring 24 inches by 35 inches is to be made into a box with an open top by cutting equal size squares from each corner and folding up the sides. Let x represent the length of a side of each such square. What is the maximum volume of this box? If necessary, round to 2 decimal places.
A. 450
B. 423.06
C. 1756.74
D. 27,000
Answer: C
Mathematics
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Evaluate.
, when x = 21 and y = 63
A. 15 B. 294 C. 10 D. 42
Mathematics
Write the function using function notation. Let x be the independent variable and y be the dependent variable. Use the letter f to name the function.7x - 3y = 24
A. f(x) = 
x - 8
B. y = 
f(x) - 8
C. y = - 
f(x) - 8
D. f(x) = - 
x + 8
Mathematics
Find the unknown side of the right triangle. Use a calculator or square root table when necessary and round to the nearest thousandth.
A. 14.248 cm B. 101.5 cm C. 203 cm D. 14.5 cm
Mathematics
Perform the division.
A. x2 + 3
B. x2 + 3 + 
C. x2 + 3 + 
D. x2 + 3x + 1
Mathematics