Multiply the complex numbers and simplify powers of i.
2
A. - 
B. -i
C. i
D. 
Answer: C
Mathematics
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Find the sum of the series.
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Find F '(x) if F(x) = 
dt.
A. 2x2
+ 
dt
B. 2x2
+ 
dt
C. 2x
+ 
dt
D. x
+ 
dt
Mathematics
Simplify the expression. Assume all variables represent nonzero real numbers.68 ? 65
A. 613 B. 1213 C. 640 D. 3640
Mathematics
Indicate whether the value of x shown is a solution of the given equation.x - 4.6 = 2.4, if x = 7
A. Yes B. No
Mathematics