Solve the rational equation.
- 3 = 
A. {-7}
B. {7}
C. {-7, 7}
D. ?
Answer: D
Mathematics
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Fill in the blank with one of the words or phrases listed below. Not all choices will be used.
A(n) 
is an expression that can be written in the form 
, where P and Q are polynomials and Q is not 0.
A. proportion B. complex fraction C. ratio D. rational expression
Mathematics
Find the first term and the common difference.
, 
, 
, 
, . . .
A. a1 = 
, d = 
B. a1 = 
, d = 
C. a1 = 
, d = 
D. a1 = 
, d = 
Mathematics
Factor completely.
A. 
B. 
C. 
D. 
E. 
Mathematics
Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.ln 
A. 5 - ln 6 B. ln e5 + ln 6 C. ln e5 - ln 6 D. 5 + ln 6
Mathematics