Simplify.
2? 
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Fill in the blank.The opposite of -(-28) = 
.
A. -28
B. 0
C. - 
D. 28
Mathematics
Determine if the graph of the function opens upward or downward and whether it has a maximum or a minimum point.f(x) = x2 + 2
A. Downward, maximum B. Downward, minimum C. Upward, minimum D. Upward, maximum
Mathematics
Use the prime factorization method to find the LCM of the variable expressions.9a, 27ab, 24b
A. 216a2b B. 648ab C. 648a2b D. 216ab
Mathematics
Determine the row operation that was used on the first matrix to obtain the second matrix.
, 
What will be an ideal response?
Mathematics