Find the indicated sum. Find the sum of the first 5 terms in the geometric series 3 + 
+ 
+ 
+ . . .
A. 
B. - 
C. 
D. 1023
Answer: A
Mathematics
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Find the inverse of the function.f(x) = 
, x ? 5
A. f-1(x) = x + 5, x ? 0 B. Not a one-to-one function C. f-1(x) = x2 - 5, x ? 0 D. f-1(x) = x2 + 5, x ? 0
Mathematics
Simplify the expression.-3-4
A. - 
B. 
C. 81
D. -81
Mathematics
Use synthetic division to divide.
?
?
A. 
B. 
C. ?
D. 
E. 
Mathematics
Express in terms of i.
A. ±12
B. -12i
C. 12i
D. -i
Mathematics