Using the restrictions stated for the function, find a rule for f-1.f(x) = (x - 20)2, x ? 20
A. f-1(x) = x2 + 20
B. f-1(x) = 
C. f-1(x) = 
+ 20
D. f-1(x) = - 
Answer: C
Mathematics
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Provide an appropriate response.Four different distributions are represented by the four boxplots below.
Which distribution has the smallest median? Which has the greatest variation? Which is skewed to the left?
What will be an ideal response?
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Use formulas to find the area of the plane region.
A. 0.132 cm2 B. 0.0132 cm2 C. 0.0495 cm2 D. 0.48 cm2
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Find an equation for the hyperbola described.Vertices at (±5, 0); foci at (±10, 0)
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
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Simplify.(-17 + 73) ÷ 14 - 15
A. 19 B. -19 C. 11 D. -11
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