If x+y+z=10 and xy+yz+zx=40 ,evaluate x2+y2+z2 – InterviewSolution

1.

If x+y+z=10 and xy+yz+zx=40 ,evaluate x2+y2+z2

Answer»

I THINK 20 is the answer

Step-by-step explanation:

please mark as brainlest I NEED it

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