Factor the sum or difference of two cubes.u3 - v3
A. (u2 - v2)(u + uv + v)
B. (u - v)(u2 + uv + v2)
C. (u - v)(u - v)(u - v)
D. (u + v)(u2 - uv - v2)
Answer: B
Mathematics
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Rewrite the expression without absolute value bars.
A. -1 B. -17 C. 1 D. 17
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Multiply and simplify. Assume that all variables represent positive real numbers.
(
- 
)
A. 
- 
B. 7
+ 7
C. 8
D. 
Mathematics
Let 
and 
and find
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?
A. 
B. 
C. ?
D. ?
E. ?
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Solve the problem.A hardware store had monthly sales of $94,600 and spent 26% of it on freight costs. How much was spent on freight costs?
A. $24,596 B. $363,846 C. $36,385 D. $245,960
Mathematics