Evaluate the expression.
A. ±23
B. 23
C. 0
D. -23
Answer: B
Mathematics
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Find the indicated matrix.Let A = 
. Find 3A.
A. 
B. 
C. 
D. 
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Decide whether the pair of functions graphed are inverses.
A. No B. Yes
Mathematics
Convert the measurement as indicated.1 pints to cups
A. 2 c
B. 
c
C. 
c
D. 4 c
Mathematics
Solve the problem. Round to the nearest cent.Central Airlines offers a trade discount series of 30/25/5 for frequent flyers. If a round-trip airline ticket is $697, use the single discount equivalent to calculate the trade discount of a round-trip ticket.
A. $349.37 B. $278.80 C. $347.63 D. $418.20
Mathematics