A firm produces x tons of a valuable metal per month at a total cost C given by Rs `C=(1/3x^3-5x^2+75x+10)` Find at what level of output the marginal cost attains its minimum.

A steel plant produces x tons of steel per week at a total cost of Rs.((1)/(3)x^(3)-7x^(2)+111x+50). Find the output level at which the marginal cost attains its minimum.

A firm produces x tonnes of output at a total cost of Rs. R where R=(1)/(10)x^(3)-5x^(2)+10x+5 . At what level of output will the marginal cost and the average variable cost attain their respective minima ?

A firm produces x units of output per week at a total cost of Rs((1)/(3)x^(3)-x^(2)+5x+3) Find theoutput levels at which the marginal cost and the average variable cost attain their respective minima.

A firm produces x units of output per week at a total cost of Rs. ((1)/(3)x^(3)-x^(2)+5x+3) .Find the output levels at which the marginal cost, the average variable cost attain their respective minima.

The total cost function C for producing x units of an article is given by C=Rs(400-16x+2x^(2)) Find the average cost function and the level of output at which this function is minimum.

If the total cost function is given by C(x) = 10x - 7x^(2) + 3x^(3) , then the marginal average cost

The cost of making x units of a commodity is C, where C=6x+24sqrt(x); find the level of output at which the marginal cost is 8

If the total cost function of producing x units of a commodity is given by 360 – 12x +2x^(2) , then the level of output at which the total cost is minimum is