Question

ifa+b+c+d=1 ,what is the maximum value of (1+a}{1+b}{1+c}{1+d}

Answer 1

Step-by-step explanation:

=> for maximum value we have to take all variables value equal

=> a=b=c=d=1/4

=> (1+1/4)*(1+1/4)*(1+1/4)*(1+1/4)

=> (5/4)*(5/4)*(5/4)*(5/4)

=> (625/256)

=> 2.441