The function f is one-to-one. Find its inverse.f(x) = 5x - 7
A. f-1(x) = 
B. f-1(x) = 
C. f-1(x) = 
+ 7
D. f-1(x) = 
- 7
Answer: A
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Give the symbol that represents the portion of the line named and draw a figure showing just the portion named.
Ray PR
A. 
B. 
C. 
D. 
Solve the problem.Find the vertices and foci of the following hyperbola:
- 
= 1
A. Vertices: (16, 0), (-16, 0); Foci: (6, 0), (-6, 0) B. Vertices: (0, 4), (0, -4); Foci: (0, 6), (0, -6) C. Vertices: (0, 6), (0, -6); Foci: (0, 4), (0, -4) D. Vertices: (4, 0), (-4, 0); Foci: (6, 0), (-6, 0)
Solve the problem.The hypotenuse of an isosceles right triangle is 9 feet longer than either of its legs. Find the exact length of each side.
A. 9 + 
feet
9 + 
feet
18 + 
feet
B. 9 + 9
feet
9 + 9
feet
18 + 9
feet
C. 9
feet
9
feet
9 + 9
feet
D. 9 feet
9 feet
18 feet
Describe the transformations that produce the graph of g from the graph of f.
; g(x) = 
+ 4
A. Shift it 12 units to the right and 4 units up.
B. Stretch vertically by a factor of 
. Shift it 4 units up.
C. Stretch vertically by a factor of 12. Shift it 4 units up.
D. Shift it 12 units to the left and 4 units down.