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If x=55 y=65 z=175 then what is the value of xy+yz+zx?

If x=55 y=65 z=175 then what is the value of xy+yz+zx?

Grade:12

1 Answers

Puneet
16 Points
6 years ago
55×65+65×175+175×555(11×13)+5(13×35)+5(35×11)5{(11×13)+(13×35)+(35×11)}5{143+455+385} = 5{983} =4915

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