Rationalize the denominator. Assume that all variables represent positive real numbers.
A. 4
B. 
C. 293
D. 
Answer: D
Mathematics
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Find the function value.Find f(-9) when f(x) = |x|- 6.
A. -15 B. 3 C. 15 D. -3
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Add and subtract as indicated.12 + (-20) - 4 - (-2) + (-4)
A. -14 B. -18 C. 38 D. -10
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Identify the place occupied by the underlined digit.126,
79
A. Ten thousands B. Hundreds C. Tens D. Thousands
Mathematics
List factors to find the greatest common factor (GCF) of the numbers.20 and 30
A. 60 B. 20 C. 30 D. 10
Mathematics