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lf the points (α-x, α,α),(α,α-y,a),(α, α, α-z) and (α-1, α-1, α-1) arecoplanar, α ER then\begin{array}{l}{\text { 1) } x y+y z+z x=1 \quad \text { 2) } \frac{1}{x}+\frac{1}{y}+\frac{1}{z}=1} \\ {\frac{1}{1-x}+\frac{1}{1-y}+\frac{1}{1-z}=1 \text { 4) } x \text { y } z=1}\end{array} |
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Answer» thnx u r studying in which classes ?? |
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