InterviewSolution
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InterviewSolution
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\begin{array}{l}{\text { If } \frac{1}{a}+\frac{1}{b}+\frac{1}{c}=0, \text { where } a, b \text { and } c \text { are non-zero real }} \\ {\text { numbers, then } \frac{a^{2}+b^{2}+c^{2}-a b-b c-c a}{(a+b+c)^{2}} \text { is equal }} \\ {\text { to }}\end{array} |
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Answer» a square + b square + c square minus b square minus C square batha ghost a + b + c Quest square |
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