Perform the indicated operation.-154 ÷ (-7)
A. -22
B. 
C. 12
D. 22
Answer: D
Mathematics
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Simplify the expression. Assume that variables represent nonzero numbers.
3
A. 
B. 
C. 
D. 
Mathematics
Use the graph of the relation to identify the domain and range.y = x - 9
A. domain: (-?, ?) range: (9, ?) B. domain: (-?, ?) range: (-?, ?) C. domain: (9, ?) range: (-?, ?) D. domain: (-9, ?) range: (-?, ?)
Mathematics
When the temperature of a pot in a kiln is 1,526° F an artist turns off the heat and leaves the pot to cool at a controlled rate of 72° F per hour. Express the temperature T of the pot in degrees Celsius as a function of the time t (in hours) since the kiln was turned off. ?
A. 
B. 
C. 
D. 
E. 
Mathematics
Solve by completing the square.a2 + 14a + 13 = 0
A. 26, -13
B. -1, -13
C. 
, -
D. 1, 13
Mathematics