Use the Gauss-Jordan method to find A-1, if it exists.A = 
A. 
B. 
C. 
D. Does not exist
Answer: D
Mathematics
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Solve the application.A stack of firewood is 8 feet long, 6 feet wide, and 5 feet tall. Find the volume of the stack.
A. 320 ft3 B. 240 ft3 C. 288 ft3 D. 150 ft3
Mathematics
Solve the problem.Median family income in Country X between 1990 and 1999 can be modeled by 
where x is the year. Determine symbolically when the median income was $42,754.
A. x ? 1994 B. x ? 1996 C. x ? 1998
Mathematics
Find the opposite of the number.-85
A. -85
B. - 
C. 
D. 85
Mathematics
Without actually converting, choose the most reasonable answer.A baby bottle has a capacity of about __________.
A. 25 L B. 250 mL C. 25 mL D. 2.5 L
Mathematics