JEE MATHEMATICS MCQ: DIFFERENTIATION

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Application +4 | -1

{x^m}{y^n} = {\left( {x + y} \right)^{m + n}}

, then

{\left( {dy/dx} \right)_{x = 1,y = 2}}

is equal to

View answer and explanation

Correct option: B

Option B (2) is correct because implicit differentiation and substituting x=1, y=2 leads to dy/dx = 2.

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