2000
Mathematics
67ca00ce0c643c71d77dee1f
A trader realizes 10x - x2 naira profit from the sale of x bags on corn. How many bags will give him the desired profit?
A.
4
B.
5
C.
6
D.
7
Correct Answer: 5
Explanation
y = 10x - x2 dy/dx = 10 - 2x As dy/dx = 0, 10 - 2x = 0 2x = 10 x = 5
y = 10x - x2 dy/dx = 10 - 2x As dy/dx = 0, 10 - 2x = 0 2x = 10 x = 5THIS WEEK's
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