Solve the problem.A stack of poles has 26 poles in the bottom row, 25 poles in the next row, and so on, with 8 poles in the top row. How many poles are there in the stack?
A. 286 poles
B. 315 poles
C. 323 poles
D. 331 poles
Answer: C
Mathematics
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Change the numbers to their percent equivalents. Round to the nearest tenth of a percent.
A. 9.5% B. 950% C. 95% D. 0.95%
Mathematics
Provide an appropriate response.Subtract the fractions and reduce: 
- 
A. 
B. 
C. 
D. 
Mathematics
Rationalize the denominator and, if possible, simplify to form an equivalent expression.
A. 
B. 
C. 
D. 
Mathematics
Find the partial derivative.Find fy(5, 2) when f(x, y) = yexy. Leave your answer in terms of e.
A. e10 + 2 e10 B. e10 + 10 e10 C. 10 e10 D. 2e10 + 10 e10
Mathematics