If \( a, b, c \) are non-zero real numbers and if the equations \( (a-1) x=y+z,(b-1) y=z+x,(c-1)... VIDEO
If \( a, b, c \) are non-zero real numbers and if the equations \( (a-1) x=y+z,(b-1) y=z+x,(c-1) z=x+y \) has nontrivial solution, then \( a b+b c+c a \) is equal tohttps://bit.ly/YTAI_PWAP https://www.pw.live
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