Rationalize the denominator of each fraction.
A. 
(
+ 1)
B. 
(
- 1)
C. 
(
+ 1)
D. 
(
+ 1)
Answer: A
Mathematics
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Give all solutions of the nonlinear system of equations, including those with nonreal complex components.xy = 20x2 + y2 = 41
A. {(4, 5), (-4, -5), (5, 4), (-5, -4)} B. {(4, 5), (-4, -5), (4, -5), (-4, 5)} C. {(-4, -5), (-5, -4), (-4, 5), (-5, 4)} D. {(4, 5), (5, 4), (4, -5), (5, -4)}
Mathematics
Factor.
A. 
B. 
C. 
D. 
E. 
Mathematics
Find the power of i.i22
A. i B. 1 C. -i D. -1
Mathematics
If $16,000 is invested at 8% for 12 years, find the future value if the interest is compounded semiannually. ? Please round the answer to the nearest cent. ? $__________
Fill in the blank(s) with the appropriate word(s).
Mathematics