Find the average of the numbers.Find the average of the list of Fahrenheit temperatures. -12°, 7°, -3°, 2°, 9°, -4°, and -13°F
A. -3°F
B. -1°F
C. -2°F
D. 1°F
Answer: C
Mathematics
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Perform the indicated operation.
+ 
A. 
B. 
C. Not defined
D. 
Mathematics
Find the inverse of the function.f(x) = 
, x ? 8
A. f-1(x) = x2 - 8, x ? 0 B. f-1(x) = x2 + 8, x ? 0 C. f-1(x) = x + 8, x ? 0 D. Not a one-to-one function
Mathematics
Graph the function by plotting points.F(x) = 
+ 1
A. 
B. 
C. 
D. 
Mathematics
Decide whether the slope is positive, negative, zero, or undefined.
A. Undefined B. Positive C. Negative D. Zero
Mathematics