Simplify.(x7y)3
A. x21y
B. x10y
C. x21y3
D. x10y4
Answer: C
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?Gas costs $3.10 a gallon. Which of the following represents the function that expresses the independent variable as a function of the dependent variable? ?
A. ?x = 3.1y, where y is the independent variable and x is the dependent variable. B. ?y = 3.1x, where x is the independent variable and y is the dependent variable. C. ?y = 3.1x, where y is the independent variable and x is the dependent variable. D. ?y = 3.1, where y is the independent variable and the dependent variable. E. ?None of the above.
Construct a truth table for the statement.~(q ? ~ p)
A. 
B. 
C. 
D. 
Use the properties of equality to solve the equation.
x = - 
A. 
B. 
C. 
D. 
Factor completely.3x2 - 9xy - 12y2 = 3( 
)( 
)
A. x - y, x + 4y B. x - 3y, x + 4y C. x + 3y, x - 4y D. x + y, x - 4y