Determine which value(s), if any, must be excluded from the domain of the variable in the expression.
A. x = -3
B. x = 3
C. x = 0
D. none
Answer: B
Mathematics
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A. 48 types B. 14 types C. 90 types D. 45 types
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Find the slope of the line.
A. -2 B. 0 C. 2 D. Undefined
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Perform the division.
A. xy - 5 - 
B. x2y2 - 5 - 4xy
C. x2y2 - 5 - 
D. x2y2 - 5 - xy
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Rationalize the denominator. Assume all variables have positive values.
A. 
B. 
C. 
D. 8
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