Simplify the expression. Express the answer so that only positive exponents occur. Assume that all variables are positive.(4x4y4)1/2
A. 2x2y2
B. x2y2
C. 2x2y
D. 2x4y2
Answer: A
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Solve the problem.Amarillo Motors manufactures an economy car called the Citrus, which is notorious for its inability to hold a respectable resale value. The average resale value of a set of 1998 Amarillo Citrus's is summarized in the table below along with the age of the car at the time of resale and the number of cars included in the average. Fit a line of the form ln(V) = m?a + b to the data, where V is the resale value in thousands of dollars and a is the age of the car in years.. 
A. ln(V) = -0.303a + 2.953 B. ln(V) = 0.299a - 2.951 C. ln(V) = 0.314a - 2.986 D. ln(V) = 0.315a
Multiply.0.302
A. 0.000906 B. 0.0906 C. 9.06 D. 0.906
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
Determine which size is the best buy.9 oz for $1.444
oz for $1.53
A. 4
oz
B. 9 oz
C. Equal value
D. Not enough information