Show dy/dx equals given expression

A question is this type if and only if it asks to prove or show that the derivative equals a specific given formula through implicit differentiation.

27 questions · Standard +0.2

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Edexcel C4 Q1
6 marks Standard +0.3
  1. A curve has the equation
$$x ^ { 2 } ( 2 + y ) - y ^ { 2 } = 0 .$$ Find an expression for \(\frac { \mathrm { d } y } { \mathrm {~d} x }\) in terms of \(x\) and \(y\).
Edexcel C4 Q1
6 marks Moderate -0.3
  1. A curve has the equation
$$x ^ { 2 } + 2 x y ^ { 2 } + y = 4$$ Find an expression for \(\frac { \mathrm { d } y } { \mathrm {~d} x }\) in terms of \(x\) and \(y\).