यदि \( \frac{\mathrm{x}}{\mathrm{b}+\mathrm{c}}=\frac{\mathrm{y}}{\mathrm{c}+\mathrm{a}}=\frac{\...

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यदि \( \frac{\mathrm{x}}{\mathrm{b}+\mathrm{c}}=\frac{\mathrm{y}}{\mathrm{c}+\mathrm{a}}=\frac{\mathrm{z}}{(\mathrm{a}+\mathrm{b})} \) हो, तो सिद्ध कीजिए कि \( (b-c)^{a} x+(c-a) y+(a-b) z=0 \)
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