9.3 The Chain Rule

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Question 39

The curve $C$ has equation

y = (2x - 5)^4

a.

Find $dydx\dfrac{dy}{dx}$ .

[2]

b.

The point $P (2, 1)$ lies on $C$ . Find the equation of the normal to $C$ at $P$ . Write your answer in the form $a x + b y + c = 0$ , where $a, b$ and $c$ are integers to be found.

[4]

9.3 The Chain Rule

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45

Question 39

The curve $C$ has equation

y = (2x - 5)^4

a.

Find $dydx\dfrac{dy}{dx}$ .

[2]

b.

The point $P (2, 1)$ lies on $C$ . Find the equation of the normal to $C$ at $P$ . Write your answer in the form $a x + b y + c = 0$ , where $a, b$ and $c$ are integers to be found.

[4]

9.3 The Chain Rule

Question 39

Markscheme

9.3 The Chain Rule

Question 39

Markscheme

9.3 The Chain Rule

Question 39

9.3 The Chain Rule Questions

9.3 The Chain Rule

Question 39

9.3 The Chain Rule Questions