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[" (C) "2],[" If the function "f(x)" sat...

[" (C) "2],[" If the function "f(x)" satisfies the relation "f(x+y)=y(|x-1|)/((x-1))f(x)+f(y)" with "f(1)=2," then "lim_(x rarr1)f'(x)],[[" (A) "2," (B) "-2," (D) none of these ",y(x+y)-f(y)]]

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