QUESTION 25 Which one of these represents the first order partial derivatives of a multivariable f(x.y)=xy3 +In(2x) 1 fx=y3+,fy%3D3×3Y+In(x) fx=y3+.fy3xy? 1 fx=y3+fy33x²y fx=xy3+. 2x fy=3x3y

Advanced Engineering Mathematics
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ISBN:9780470458365
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Chapter2: Second-order Linear Odes
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QUESTION 25
Which one of these represents the first order partial derivatives of a multivariable function
f(x.y) =xy³ + In(2x)
°fx=y3+fy%33x²?y+Inx)
fx=y3+.fy3D3xy?
2x fy=3x3y
°fx=xy+fy=3x²y
fx=y3+
2x fy=3x3y
Transcribed Image Text:QUESTION 25 Which one of these represents the first order partial derivatives of a multivariable function f(x.y) =xy³ + In(2x) °fx=y3+fy%33x²?y+Inx) fx=y3+.fy3D3xy? 2x fy=3x3y °fx=xy+fy=3x²y fx=y3+ 2x fy=3x3y
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