EAMCET Engineering 2006 Solved Paper

Section: Mathematics

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Question : 140 of 160

Marks: +1, -0

If xy=yx, then x(x−y‌log‌x)‌

dy

dx

is equal to :

y(y−x‌log‌y)
y(y+x‌log‌y)
x(x+y‌log‌x)
x(y−x‌log‌y)

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