Simplify.3{[4(x - 1) + 8] - [2(2x - 1) + 8]}

A. 0
B. 8x - 2
C. -6
D. 24x - 6


Answer: C

Mathematics

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Evaluate. The differential is exact.

A. 1 B. 4 C. 2 D. 0

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Identify the degree of the polynomial.3t6 + 4t3 + 5 - 2t2

A. 2 B. 11 C. 6 D. 3

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Solve the problem.Solve the formula d = rt for t

A. t = 
B. t = dr
C. t = d - r
D. t = 

Mathematics

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

A. P(x) = -0.3x2 + 37x - 9 B. P(x) = 0.3x2 + 37x - 18 C. P(x) = 0.3x2 + 30x - 27 D. P(x) = -0.3x2 + 30x + 9

Mathematics