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The amount of pollution content added in...

The amount of pollution content added in air in a city due to `x-d i e s e l` vehicles is given by `P(x)=0. 005 x^3+0. 02 x^2+30 xdot` Find the arginal increase in pollution content when 3 diesel vehicles are added and write which value is indicated in the above question.

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The correct Answer is:
30.255
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