Simplify the expression. If any variables exist, assume that they are positive.8
+ 8
A. 32
B. 48
C. 16
D. -48
Answer: B
Mathematics
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A. 
B. 
C. 
D. 
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A. 17 db B. 33 db C. 77 db D. 50 db E. 38 db
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Find the degree of the polynomial function.f(x) = -2x + 6x3
A. 3 B. 1 C. 6 D. -2
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Decide whether the limit exists. If it exists, find its value.Find 
f(x).
A. 0 B. -? C. 2 D. -2
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