Rationalize the denominator. 
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Simplify the expression.
÷ 
A. 
B. (z - 1)(z + 2)
C. 
D. 
Mathematics
Solve the problem.Find the measure of an angle, if its supplement measures 59° more than twice its complement.
A. 31° B. 118° C. 59° D. 69°
Mathematics
Use the vertical line test to determine if the graph is a function.
A. Yes B. No
Mathematics
Rewrite as a single logarithm using the quotient rule for logarithms. Assume all variables represent positive real numbers.logx 56 - logx 8
A. logx 448
B. logx 48
C. logx 7
D. 
Mathematics