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Differentiation question

2020 · 7 Jan · Shift 1 · Q28

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PYQ Library
JEE Main
Mathematics
Differentiation
2020 · 7 Jan · Shift 1 · Q28

Differentiation question

2020 · 7 Jan · Shift 1 · Q28

JEE MainMathematicsDifferentiationMCQ+4 / −1

Let xk + yk = ak, (a, k > 0 ) and

{{dy} \over {dx}} + {\left( {{y \over x}} \right)^{{1 \over 3}}} = 0

, then k is:

A
${1 \over 3}$
B
${2 \over 3}$
C
${4 \over 3}$
D
${3 \over 2}$

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