a single product firm operating ina perfectly competitive markethas the following total cost function:
C= Q³- 5/2 Q²+2Q+5
given that market price per unit of output Rs. 10.00 find

the firm's profit function?

c= q³- 5/2 q²+2q+5

c = 1000 - 250 + 10 +5

c = 765