Evaluate.
4
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Simplify by combining like terms.-10xy + 4xy
A. -6x2y2 B. 14xy C. -6 + xy D. -6xy
Mathematics
Write out the first five terms of the sequence.an = (-1)n - 1 
A. 4, 1, 
, 1, 
B. 4, - 
, 
, - 1, 
C. - 4, 
, 
, - 1, 
D. - 4, 
, - 
, 1, - 
Mathematics
Add or subtract as indicated.
+ 
A. 
B. 
C. 
D. 
Mathematics
Find the least common denominator (LCD).
, 
A. 60xy3 B. 60x2y C. 60x3y D. 60xy2
Mathematics