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1 Unit 1: Pure Mathematics A

Find the equation of the normal to the curve $\dfrac{(4x - 1)(x + 2)}{2x}$ at the point where $x = - 2$ .

Give your answer in the form $a x + b y + c = 0$ , where $a$ , $b\,$ and $c\,$ are integers.

[6]

1 Unit 1: Pure Mathematics A Questions

Find the equation of the normal to the curve $\dfrac{(4x - 1)(x + 2)}{2x}$ at the point where $x = - 2$ .

Give your answer in the form $a x + b y + c = 0$ , where $a$ , $b\,$ and $c\,$ are integers.

[6]