Find the domain of the rational function.f(x) = 
A. {x|x ? 0}
B. {x|x ? -1}
C. {x|x ? 1}
D. all real numbers
Answer: B
Mathematics
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Set up an integral for the length of the curve.x = y1/7, 0 ? y ? 2
A. 
B. 
C. 
D. 
Mathematics
Add or subtract as indicated. Express the answer as a single polynomial in standard form.(7x7 - 9x4 + 4) - (9x4 + 2x7 + 20)
A. 5x7 - 18x4 - 16 B. 5x7 - 18x4 + 24 C. -29x11 D. 5x7 - 7x4 + 24
Mathematics
Fill in the blank with one of the words or phrases listed below.
The opposite of a number is also called its 
.
A. additive inverse B. absolute value C. negative D. positive
Mathematics
Solve the problem.The parking lot at a country club has 80 cars in it. 40% of the cars are foreign-made. How many cars are foreign-made?
A. 20 cars B. 200 cars C. 32 cars D. 320 cars
Mathematics