If a+b+c=6; ab+bc+ca=1; find a³+b³+c³-3abc
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Step-by-step explanation:
BRAINLIEST BRAINLIEST BRAINLIEST BRAINLIEST BRAINLIEST BRAINLIEST BRAINLIEST BRAINLIEST BRAINLIEST BRAINLIEST BRAINLIEST BRAINLIEST BRAINLIEST
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by putting (a+b+c)+(ab+bc+ca)-3abc
a+b+c=6,ab+bc+ca=1
6-1 whole cube
216-1
215
on cubing we may get the answer as 198
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