Rationalize the denominator.
A. 
B. 4
C. 
D. 13
Answer: C
Mathematics
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Solve the system by the best method. Use set notation to express the solution set.
A. {(-1, -6)} B. no solution; ? C. {(-1, -7)} D. {(-2, -6)}
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Graph the fraction on a number line.- 
A. 
B. 
C. 
D. 
Mathematics
Find the sum of the first five terms of the indicated geometric series.
, 
, 
, 
, . . .
A. 
B. 227
C. 
D. 
Mathematics
Add. Write a mixed numeral for the answer.
A. 5
B. 6
C. 6
D. 2
Mathematics