6- Suppose that the profit p made by selling a certain product at a price x is given by p = f(x) and dp the rate of change of that profit with respect to change in price is 10 at x = 7. Estimate dq the change in the profit p if the price changes from 7.5 to 8.5. ) 7 b 00 None of the options 14 e 10 Bo brak