Multiply or divide.
A. -i
B. -
C. i
D. 
Answer: D
Mathematics
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Find the sum of the infinite geometric series, if it exists.
A. 
B. does not exist
C. 
D. 
Mathematics
Solve by the quadratic formula. Simplify answers. Use i notation for nonreal complex numbers.x2 - 14x + 53 = 0
A. x = 7 ± 2i B. x = 5, 9 C. x = 7 ± 4i D. x = 7 + 2i
Mathematics
Write out the terms of the series.
A. 
+ 
+ 
+ 
+ 
B. 
+ 
+ 
+ 
C. 
D. 
+ 
+ 
+ 
+ 
Mathematics
Evaluate the expression for the given value of the variable.The algebraic expression 0.2x - 81 describes profit for a certain vendor when the vendor sells 
Evaluate the algebraic expression when 
to find the profit that the vendor makes from selling 
A. -$79.00 B. $719 C. $79 D. $160
Mathematics