Question

8. The demand function of a
commodity is p = 3 + 5D - D2, where
p is its price. Then the rate at which
its price is changing. When the
demand is 5, is​

Answer 1

Answer:

the demand function of a commodity is given as P = 20 + D – D2 . Find the rate at which price is changing when demand is 3 answer :. -5.