Write the expression in i notation.
A. ±5
B. -5i
C. -i
D. 5i
Answer: D
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Find the indicated part of the arithmetic sequence.Find the common difference of the sequence in which the first term is -2 and the 25th term is 4.
A. - 
B. 6
C. -6
D. 
Solve the problem.In order to pass a resolution on the village board, 
of the members must approve. If there are 9 members on the board, how many members must vote in favor of the resolution?
A. 8 members B. 5 members C. 7 members D. 6 members
The function f(x) changes value when x changes from x0 to x0 + dx. Find the approximation error 
. Round your answer, if appropriate.f(x) = x - x2, x0 = 2, dx = 0.06
A. 0.0036 B. 0.0396 C. 0.036 D. 0.072
Solve the problem.Cesaratto's Appliance and Auto Center is having a sale. Find the missing information for the items that were purchased. Round to the nearest cent.Price of refrigerator:$442.62Sales tax rate:7%Sales tax:
A. $35.41 B. $77.45 C. $30.98 D. $26.56