Solve the problem.At Allied Electronics, production has begun on the X-15 Computer Chip. The total cost 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 revenue function, R(x), is such that 
. Find R(x).
A. R(x) = 39x - 0.6x2
B. R(x) = 40x + 0.3x2
C. R(x) = 40x - 0.3x2
D. R(x) = 42x - 0.3x2
Answer: C
Mathematics
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Solve the system of equations. If the system is inconsistent or has dependent equations, say so. x - y + 8z = -107 x + 2y = 212x + y + 8z = -80
A. {(5, 8, -13)} B. {(x, y, z)|2x + y + 8z = -80}; dependent equations C. {(5, 8, 0)} D. ?; inconsistent system
Mathematics
Solve the system of equations using elimination. 
A. 
B. (20a, -3)
C. 
D. 
Mathematics
Solve the problem.If half a number is added to 9, the result is greater than or equal to -9. Find all such numbers.
A. x ? 0 B. x ? -81 C. x ? -36 D. x > -36
Mathematics
Write the equation in its equivalent logarithmic form.9x = 729
A. logx 729 = 9 B. log729 9 = x C. log9 729 = x D. log729 x = 9
Mathematics