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If yu003dlog(x+sqrt(x^(2) 1)) prove that (x^(2) 1)y_(2)+x_(1)u003d0
If yu003dlog(x+sqrt(x^(2) 1)) prove that (x^(2) 1)y_(2)+x_(1)u003d0 pictures 5
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If yu003dlog(x+sqrt(x^(2) 1)) prove that (x^(2) 1)y_(2)+x_(1)u003d0
If yu003dlog(x+sqrt(x^(2) 1)) prove that (x^(2) 1)y_(2)+x_(1)u003d0
