if a b c 7 and a3 b3 c3 3abc 175 then what is the value of ab bc ca | Examsbook

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499 0

Q:
if a+b+c=7 and a³+b³+c³-3abc=175, then what is the value of (ab+bc+ca)?

1
8
2
9
3
7
4
6

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Answer : 1. "8"

Maths Algebra Question with answer

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