Add.18 + 38
A. 56
B. 55
C. -20
D. 57
Answer: A
Mathematics
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Solve the equation.n2 - 196 = 0
A. {14} B. {0, 14} C. {-14, 14} D. {-14}
Mathematics
Estimate the probability of an event (empirical probability). You toss two fair coins 20 times and obtain the following results for the number of tails.
Estimate the probability that when the two coins are tossed exactly one will be tails.
A. 
B. 
C. 
D. 
Mathematics
Rewrite as a single logarithm.2 log2(2x + 5) + 6 log2(6x + 1)
A. 12 log2(2x + 5)(6x + 1)
B. log2((2x + 5)2 + (6x + 1)6)
C. log2(2x + 5)2(6x + 1)6
D. log2
Mathematics
Factor out the greatest common factor.t(7 - m) + s(7 - m)
A. t(7 - m) + s B. No common factor (except 1) C. (t - s)(7 - m) D. (t + s)(7 - m)
Mathematics