Find the inverse of the function   

Which of the following DOES NOT define  as a function of ?

Given the function     Find the value of    

Fill your answer in the box below. Only the final value.

A manufacturer of a product sells all that is produced at a price of 12.600 rials per unit. The fixed cost is 1610 rials and the variable cost is 8 rials per unit.

Determine the Break-Even quantity (q). 

If    and  ,  find the domain of .

Find the equilibrium point  of a product, whose demand and supply equations are  

                                       and     respectively, 

 where  is the price per unit and  is the quantity.