Change the Cartesian integral to an equivalent polar integral, and then evaluate.
A. 7?
B. 196?
C. 98?
D. 49?
Answer: D
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Solve the problem.Using a phone card to make a long distance call costs a flat fee of $0.88 plus $0.25 per minute starting with the first minute. What is an equation of the form 
for this situation?
A. y = 0.88x + 0.25 B. y = 0.25x + 0.88 C. y = 0.25x D. y = 0.88x
An initial investment of $1,300 earns 19% interest, compounded continuously. What will the investment be worth in 10 years? Round to the nearest cent. ??
A. $1,651.42 B. $8,687.37 C. $1,347.33 D. $86,916.63 E. $8,691.66
Fill in the blank with either =, <, or > to make the statement true.-
A. > B. < C. =
The given pattern continues. Write down the nth term of the sequence suggested by the pattern.8, 20, 32, 44, 56, ...
A. an = 4n - 12 B. an = 12n - 1 C. an = 8(12)n-1 D. an = 4(3n - 1)