Find the composition. If f(x) = 
and g(x) = 2x + 7, find g[f(x)].
A. x
B. x - 
C. 2x + 7
D. x + 14
Answer: A
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Solve the problem. Round to the nearest cent.Approximately 28% of Samantha's gross monthly income is deducted for Social Security, federal withholdings, state withholdings, insurance, etc. If her gross monthly salary is $2681, then what is her net pay?
A. $1930.32 B. $1018.78 C. $1662.22 D. $750.68
Simplify the rational expression. If the rational expression cannot be simplified, so state.
A. y2 - 16
B. 
C. Cannot be simplified
D. y2 + 4y + 16
Write in scientific notation.0.000022917
A. 2.2917 × 10-4 B. 2.2917 × 105 C. 2.2917 × 104 D. 2.2917 × 10-5
Solve the equation. Use words or set notation to identify equations that have no solution, or equations that are true for all real numbers. 4(5x - 1) - 6 = 16x - 2
A. {x|x is a real number} B. {-2} C. ? D. {2}