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Total cost of producing x items is Rs(x^...

Total cost of producing x items is `Rs(x^(2)+10x+12)` and selling price of each is `Rs(330-x)` . Then output for maximum profit must be

A

`50`

B

`60`

C

`70`

D

`80`

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The correct Answer is:
A
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MARVEL PUBLICATION-APLICATIONS OF DERIVATIVES-MULTIPLE CHOICE QUESTIONS (TEST YOUR GRASP - II : CHAPTER 12)
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