Find the domain of the function.f(x) = 

A. {x|x ? }
B. {x|x ? 10}
C. {x|x ? }
D. {x|x ? 10}


Answer: D

Mathematics

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Rank the data from lowest to highest and determine the requested quartile.The following scores on the midterm exam in Chemistry 102 were recorded.Find the 1st quartile, Q1.

A. 71 B. 70.5 C. 70 D. 69.5

Mathematics

Write the percent as a fraction in the lowest terms.0.08%

A.
B.
C.
D.

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Solve the problem.At Allied Electronics, production has begun on the X-15 Computer Chip. The total revenue function is given by and the total profit function is given by , where x represents the number of boxes of computer chips produced. The total cost function, C(x), is such that  Find C(x).

A. C(x) = -0.3x2 + 4x + 8 B. C(x) = 4x + 4 C. C(x) = 3x + 13 D. C(x) = 2x + 8

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Write the given linear system of equations as a matrix equation AX = B.

A.  = 
B.  = 
C.  = 
D.  = 

Mathematics