Question

find the maximum and minimum value of u=x³y³(1-x-y)​

Answer 1

Answer:

what is the minimum and maximum number of digits in the sum if we add any two three digit no. s. any two no. may be 100 111 = 211 this would be the minimum and maximum would be 999 998 =1997 from here we can easily find out that for minimum no.