Find the first term and the common difference.
, 
, 
, 
, . . .
A. a1 = 
, d = 
B. a1 = 
, d = 
C. a1 = 
, d = 
D. a1 = 
, d = 
Answer: C
Mathematics
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Match the given equation with one of the graphs.(x + 4)2 = 2(y + 3)
A. 
B. 
C. 
D. 
Mathematics
Reverse the order of integration and then evaluate the integral.
A. 
tan-1 25 - 
ln 626
B. 
tan-1 25 - 
ln 626
C. 
tan-1 25 - 
ln 626
D. 
tan-1 25 - 
ln 626
Mathematics
Evaluate the expression.C(11, 7)
A. 48 B. 831,600 C. 7920 D. 330
Mathematics
Find the amount of the sales tax or the tax rate and the total cost. Round money answers to the nearest cent.Cost of item: $670 Tax rate: 4
%
A. $30.15, $700.15 B. $301.50, $971.50 C. $36.85, $706.85 D. $23.45, $693.45
Mathematics