Find the inverse, if it exists, of the given matrix.A = 
A. Does not exist
B. 
C. 
D. 
Answer: B
Mathematics
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Provide an appropriate response.After finding the first selling price upon which a series of markup or markdowns will be based, all subsequent changes:
A. will be based on cost B. will be based on either cost or selling price for markups, and selling price for markdowns C. will be based upon selling price D. will result in a profit when using markups, and a loss using markdowns
Mathematics
Express as a product.log4 
A. ylog4 
B. 
log4 y
C. 
D. 
log 4
Mathematics
Find the area of the rectangle or square.Length = width = 6.8 yd
A. 27.2 yd2 B. 92.48 yd2 C. 46.24 yd2 D. 13.6 yd2
Mathematics
Solve the linear equation symbolically.g - 21 = 56 - 10g
A. 7 B. 12 C. -7 D. -12
Mathematics