Simplify the complex fraction.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Solve the system of linear equations.
A. 
B. 
C. 
D. 
Mathematics
Write an expression for the general or nth term, an, for the geometric sequence.1, -3, 9, -27, . . .
A. an = 1 ? (-3)n B. an = 1 ? (-3)n-1 C. an = -1 ? 3n D. an = 1 ? 3n-1
Mathematics
List the ordered pair corresponding to the indicated point.
J
A. (0, 3) B. (3, 0) C. (0, -3) D. (-3, 0)
Mathematics
Rationalize the denominator. Assume all variables represent positive real numbers.
A. 3y
B. 
C. 3
D. 
Mathematics