13. If the sum of three numbers is 10 and the sum of their squares is – InterviewSolution

1.	13. If the sum of three numbers is 10 and the sum of their squares is 38, find the sum of the products of thenumbers taking two at a time.
Answer» let a,b,c be the three numbers. According to question,a+b+c=10a²+b³+c³=160

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