The function f is one-to-one. Find its inverse.f(x) = (x - 2)3
A. f-1(x) = 
- 2
B. f-1(x) = 
+ 2
C. f-1(x) = 
+ 8
D. f-1(x) = 
+ 2
Answer: B
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Solve the problem.The number of VHS movie rentals has declined since the year 2000 due to the popularity of DVDs, as the following table shows. The exponential regression equation was found to be 
where x represents the number of years since 2000. According to the exponential model, what is the decay rate for the number of VHS rentals?
A. 0.8209 B. 1.8209 C. -8.92 D. 0.1791
Give an appropriate answer.Why is the method of sampling important?
What will be an ideal response?
Solve the quadratic equation by completing the square.x2 + 12x + 22 = 0
A. {-12 + 
}
B. {6 + 
}
C. {-6 - 
, -6 + 
}
D. {6 - 
, 6 + 
}
Perform the indicated operation.(5m2n4)(2m3n2)
A. 10m5n6 B. 10mn6 C. 10mn5 D. 10m5n