Simplify the rational expression. Find all numbers that must be excluded from the domain of the simplified rational expression.
A. 
, x ? -4, -9
B. - 
, x ? -4, -9
C. 
, x ? - 
D. 
, x ? - 
Answer: A
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Identify the fraction as a proper fraction, an improper fraction, or a mixed number.
A. Proper fraction B. Improper fraction C. Mixed number
Solve the formula for the specified variable.P = s1 + s2 + s3 for s3
A. s3 = s1 + P - s2 B. s3 = P - s1 - s2 C. s3 = P + s1 + s2 D. s3 = s1 + s2 - P
Determine any data values that are missing from the table, assuming that the data represent a linear function.
A. Missing x: -3; missing y: 22 B. Missing x: -4; missing y: 21 C. missing x: -3; missing y: 23 D. Missing x: -4; missing y: 23
Provide an appropriate response.True or False. If the graph of y = f(x) is symmetric with respect to the origin, then the graph of y = -f(x) is not symmetric with respect to the origin.
A. False B. True