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[" If "y sqrt(x^(2)+1)=log[sqrt(x^(2)+1)-x]" show that "(x^(2)+1)(dy)/(dx)+xy+1=0],[" If "y sqrt(x^(2)+1)=log[sqrt(x^(2)+1)-x]" show that "(x^(2)+1)(dy)/(dx)+xy+1=0],[" A "sqrt(x)" ."]

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If ysqrt(x^(2)+1)=log(x+sqrt(x^(2)+1)) , show that (x^(2)+1)(dy)/(dx)+xy-1=0 .

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If y sqrt(x^(2)+1)=log{sqrt(x^(2)+1)-x} then (x^(2)+1)(dy)/(dx)+xy+1=(a)0(b)1(c)2(d) non of these

If log (sqrt(1 + x^2) - x) = y sqrt(1 + x^2) , show that (1 - x^2) (dy)/(dx) + xy + 1 = 0