Simplify the radical. Assume that all variables represent nonnegative real numbers. 
A. 12m8
B. 12m9
C. 12m9
D. 12m10
Answer: B
Mathematics
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Use an Euler diagram to determine whether the argument is valid or invalid.Rational numbers are real numbers.Integers are rational numbers. Therefore, integers are real numbers.
A. valid B. invalid
Mathematics
Graph the solution set of the inequality, where x is an integer, on the number line.x ? 3
A. 
B. 
C. 
D. 
Mathematics
Factor the expression completely. If the polynomial will not factor, write "prime."5x2 - 40x + 80
A. (5x - 20)(x - 4) B. 5(x - 4)(x - 4) C. 5(x - 16)(x + 1) D. (x - 4)(5x - 20)
Mathematics
Solve the proportion and check.
= 
A. 32
B. 72
C. - 4
D. -16
Mathematics