SOLUTION: the values of a, b, c, and d are 1, 2, 3, and 4, but necessarily in that order. what is the largest possible value of ab + cd + da?

Question 52988: the values of a, b, c, and d are 1, 2, 3, and 4, but necessarily in that order. what is the largest possible value of ab + cd + da?
Answer by venugopalramana(3286) (Show Source): You can put this solution on YOUR website!

the values of a, b, c, and d are 1, 2, 3, and 4, but necessarily in
that order. what is the largest possible value of ab + cd + da?: the
values of a, b, c, and d are 1, 2, 3, and 4, but necessarily in that
order. what is the largest possible value of ab + cd + da?
Answer by venugopalramana(2555) About Me (Show Source):
You can put this solution on YOUR website!
the values of a, b, c, and d are 1, 2, 3, and 4, but necessarily in
that order. what is the largest possible value of ab + cd + da?
we find c and B occur once while a and D occur twice..so take a and D
highest.futher a is multiplied by B so take a highest among a and D
and B highest among c and B .
so a=4....b=2.......c=1................d=3
we get
8+3+12=23 highest

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