Determine the domain of the variable x in the expression.f(x) = 
A. {x|x ? 3}
B. {x|x ? 0}
C. {x|x ? -3}
D. all real numbers
Answer: A
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Factor completely. Make sure you factor out the GCF first if possible. If prime, so state.x3 - 1000
A. (x - 10)(x2 + 10x + 100) B. (x - 10)(x2 + 100) C. (x + 10)(x2 - 10x + 100) D. (x + 1000)(x2 - 1)
Provide an appropriate response.Let U represent the set of all national parks in the United States. Let A represent the set of national parks in Washington. Describe A'.
A. The set of all national parks in the United States B. The set of national parks that are not in the state of Washington. C. The set of state parks not in the state of Washington. D. The set of national parks in the state of Washington.
Plot the point in the xy-plane. Tell in which quadrant or on what axis the point lies.(-6, 0) 
A. 
Quadrant II
B. 
x-axis
C. 
y-axis
D. 
x-axis
Solve the problem. Round money amounts to the nearest cent.To raise money, the school band bought 140 kg of pecans for 
. They sold the pecans in 450 g bags for $3.78 each. How much profit did they make?
A. $688.80 B. $2214.00 C. $344.40 D. $529.20