Perform the operation and give the answer in the same numeration system. Write the answer as simply as possible.      

A.

B.

C.

D.


Answer: D

Mathematics

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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) = 7x + 15 B. C(x) = 6x + 10 C. C(x) = 8x + 6 D. C(x) = -0.3x2 + 12x + 10

Mathematics

Solve the problem.The polynomial function A(x) = 1.06x -.02x3 gives the approximate alcohol level (in tenths of a percent) in a person's blood x hours after drinking about 8 ounces of 100-proof whiskey. What would the person's alcohol level be 3 hours after drinking? Give answer as a percent.

A. 0.280% B. 2.64% C. 0.264% D. 2.80%

Mathematics

Solve the system for x and y using Cramer's rule. Assume a and b are nonzero constants.a2x + b2y = a2ax + by = b

A.
B.
C.
D.

Mathematics

Write the sentence as an equation.The product of -11 and -7 gives 77.

A. 11(7) = 77
B. -11(-7) = 77
C.  = 77
D. -11 - 7 = 77

Mathematics