Decide whether or not the matrices are inverses of each other.
and 
A. Yes
B. No
Answer: A
Mathematics
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Use the Comparison Test to determine if the series converges or diverges.
A. diverges B. converges
Mathematics
Place the correct symbol ( <, >, or = ) between the two real numbers. ? |-6| 6 ?
A. |-6| = 6 B. |-6| ? 6 C. |-6| ? 6 D. |-6| < 6 E. |-6| > 6
Mathematics
Solve.The time T necessary to make an enlargement of a photo negative is directly proportional to the area A of the enlargement. If 24 seconds are required to make a 3-by-4 enlargement, find the time required for a 4-by-9 enlargement.
A. 144 sec B. 36 sec C. 72 sec D. 108 sec
Mathematics
Solve the problem.Find the value for x in the following special right triangle. Use exact values. 
3 m
A. 6
m
B. 
m
C. 6 m
D. 3
m
Mathematics