Solve the problem.In Country X, the average hourly wage in dollars from 1945 to 1995 can be modeled by f(x) = Use f to estimate the average hourly wages in 1950, 1970, and 1990.

A. $3.41, $6.80, $2.18
B. $0.72, $3.04, $6.80
C. $3.41, $0.35, $6.80
D. $0.72, $2.18, $6.80


Answer: B

Mathematics

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A. (0, 0)
B. (3, 2), (-3, 2), (3, -2), (-3, -2)
C. (3, 2), (-3, 2)
D. (-3, -2)

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Use the given information to find the exact value of the expression.sin ? = , ? lies in quadrant IFind cos 2?.

A. - 
B.
C.
D. - 

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Combine. Assume that all variables represent non-negative real numbers. - 

A. 2 - 4
B. 2 - 4
C. 4 - 2
D. 6

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