Find the inverse of the function.f(x) = -x2 + 12, x ? 0
A. f-1(x) = - 
B. f-1(x) = 
C. f-1(x) = 
D. f-1(x) = x2 + 12
Answer: B
Mathematics
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Solve the problem.Points A and B are on opposite sides of a lake. Point C is 80.7 meters from A. The measure of angle BAC is 72°20', and the measure of angle ACB is determined to be 35°50'. Find the distance between points A and B (to the nearest meter).
A. 48 m B. 50 m C. 25 m D. 23 m
Mathematics
The graph is a translation of one of the basic functions defined by y = x2, y = x3, y = 
, or y = 
. Find the equation that defines the function.
A. y = 
B. y = 
C. y = 
+ 1
D. y = 
- 4
Mathematics
Subtract.0 - 13
A. 13
B. 
C. 0
D. -13
Mathematics
Rationalize the denominator.
A. 
B. 
C. 
D. 
Mathematics