Find the inverse of the function.f(x) = e-x + 5
A. f-1(x) = -ln (x - 5)
B. f-1(x) = ex - 1/5
C. f-1(x) = -ex - 5
D. f-1(x) = ln (5) - ln (x)
Answer: A
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Perform the indicated operation.
A. 
B. 
C. - 
D. - 
Decide whether the described quantity could accurately be represented by a whole number.The score of a football game
A. Yes B. No
Answer the question.If we apply the quadratic formula and find that the value of b2 - 4ac equals zero, what can we conclude about the solutions?
A. The equation has no real number solutions. B. The equation has two different rational solutions. C. The equation has exactly one rational solution. D. The equation has exactly one irrational solution.
Use a calculator to find the approximate value of the expression. Round the answer to two decimal places.cot 
A. 3.08 B. 182.44 C. 3.14 D. 182.38