Simplify.
A. 
B. 
C. 
D. 
Answer: C
Mathematics
You might also like to view...
Evaluate. Assume that all variables represent positive numbers. 
A. -5 B. 5 C. 21 D. -21
Mathematics
Find the midrange for the group of data items.1.3, 2.4, 1.5, 2.6, 1.3, 2.4, 1.3, 8.6, 8.6, 1.9
A. 1.85 B. 5.05 C. 1.95 D. 4.95
Mathematics
Determine whether the matrices are inverses. 
, 
A. Yes B. No
Mathematics
Identify the row operation that produces the resulting matrix.
? 
A. (-1)R2 ? R2 B. R1 + (-1)R2 ? R2 C. (-1)R1 + R2 ? R2 D. R1 + (-1)R2 ? R1
Mathematics