1.

यदि `a+b+c=0` तो `((a+b)/c+(b+c)/a+(c+a)/b)(a/(b+c)+b/(c+a)+c/(a+b))` का मान ज्ञात करें।A. 8B. -3C. 9D. 0

Answer» Correct Answer - C
`a+b+c=0`
Have values
`a=1`
`b=2`
`c=-3`
`implies((a+b)/c+(b+c)/a+(c+a)/a) (a/(b+c)+b/(c+a)+c/(a+b))`
`implies ((1+2)/(-3)+(2-3)/1+(-3+1)/2)(1/(2-3)+2/(-3+1)+(-3)/(1+2))`
`implies (-1-1-1)(-1-1-1)`
`implies -3xx -3=9`


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