For the function f, use composition of functions to show that f-1 is as given.
, 
What will be an ideal response?
Answers may vary. One possible solution is:
1. (f-1 ? f)(x) = f-1(f(x)) = f-1
= 
= 
= x;
2. (f ? f-1)(x) = f(f-1(x)) = f
= 
3 - 4 = x + 4 - 4 = x
Mathematics
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Simplify the complex fraction.
A. 
B. 
C. - 
D. 
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Calculate.8 ? 6 - 3 ? 82 + 8( 7 - 1)
A. -24 B. -96 C. -480 D. -89
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Find the zeros of the quadratic function by completing the square. List the x-intercepts of the graph of the function.f(x) = x2 - 14x + 33
A. x = -11, x = -3 B. x = 2, x = -1 C. x = 11, x = 3 D. x = 30, x = 3
Mathematics
Determine the equation of the given line, as well as the slope of the line. If the slope is undefined, state this.
A. x = -4, m: undefined B. y = x - 4, m = 0 C. y = -4, m: undefined D. y = x - 8, m = 1
Mathematics