# 3.x articles are produced at a total cost of (2x^2+30x+20)naira and each is sold for (x/3+100) naira. Find the of x which gives the greatest profit?

##### 1 Answer

Aug 12, 2018

3.x articles are produced at a total cost of

and each is sold for

So sale price

Hence profit

So prfit will be maximua\m when