Determine whether matrix B is the inverse of matrix A by finding the product AB.A = 
, B = 
A. B = A-1
B. B ? A-1
Answer: B
Mathematics
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Find the median for each data set.$69.15, $53.40, $79.70, 
A. $53.40 B. $69.15 C. $66.00 D. $79.70
Mathematics
Using DeMorgan's Theorem, simplify the following expression: A + B.
What will be an ideal response?
Mathematics
Perform the indicated row operation on the given augmented matrix.R1 ? R2: 
A. 
B. 
C. 
D. 
Mathematics
Simplify by removing a factor equal to 1.
A. 
B. 
C. 
D. 
Mathematics