Solve the problem.A company that produces computer printers has costs given by the function
, where x is the number of computer printers manufactured and C(x) is measured in dollars. The average cost to manufacture each computer printer is given by
Find
(Round to the nearest dollar, if necessary.)
A. $145
B. $43
C. $40
D. $175
Answer: D
Mathematics
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Use the inverse of the coefficient matrix to solve the system of equations. y + z = 8,3x -z = 5, 2x + y + 3z = 9; A-1 = -
A.
B.
C.
D.
Mathematics
Find the intersection. x = -3 + 9t, y = -3 + 8t, z = -2 + 9t ; 8x + 9y + 8z = -4
A.
B. (-12, -11, -11)
C. (6, 5, 7)
D.
Mathematics
Write the rational expression in lowest terms.
A.
B.
C.
D.
Mathematics
Check the following addition. If the answer is incorrect, give the correct answer.10,653
A. Correct B. Incorrect; should be 10,563 C. Incorrect; should be 10,553 D. Incorrect; should be 10,413
Mathematics