Find the common ratio, r, for the given geometric sequence.1, -3, 9, -27, . . .
A. -4
B. 3
C. 81
D. -3
Answer: D
Mathematics
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Divide. Use bar notation to write repeating decimals. 25.9/4
A. 6.475 B. 0.6475 C. 64.75 D. 0.06475
Mathematics
Determine an appropriate viewing window for the given function and use it to display its graph.y = 16 
A. 
B. 
C. 
D. 
Mathematics
Make the indicated temperature conversion. Round answers to one decimal place if necessary.Convert 48°F to Celsius.
A. 58.7°C B. 28.8°C C. 118.4°C D. 8.9°C
Mathematics
Convert as indicated.26 ounces to pounds
A. 1
lb
B. 1 lb
C. 1
lb
D. 2
lb
Mathematics