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If X Sqrt(1 + "Y") + "Y" Sqrt (1 + "X") = 0 "Then" "Dy"/"Dx" is Equal To: - Mathematics

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MCQ

If x `sqrt(1 + "y") + "y" sqrt (1 + "x") = 0  "then"  "dy"/"dx"` is equal to: 

Options

  • `1/"1 + x"^2`

  • `1/"1 + x"^2`

  • `2/(1 + "x")^2`

  • none of these

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Solution

`1/"1 + x"^2`

Concept: Number System (Entrance Exam)
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