If D and E are points on the sides AB and AC respectively of a triangle ABC such that DE||BC. If AD = x cm, DB = (x – 3) cm, AE = (x + 3) cm and EC= (x – 2) cm, then what is the value (in cm) of x?
Demand curve is the relationship between price and quantity of product. In perfect competition, the demand curve for the product by a firm is perfectly elastic at maket price.