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1.6 Differentiation

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Question 21

For $f(x)=x^2$ , the gradient of the chord from $x = 3$ to $x = 3 + h$ is $6 + h$ . Explain how this gives the gradient of the tangent at $x = 3$ .

[4]

Markscheme

1.6 Differentiation Questions

A Level
Maths
1.6 Differentiation

115 exam-style questions on CCEA A Level Maths 1.6 Differentiation, covering 1.6.1 Differentiation, 1.6.2 Differentiation, 1.6.3 Differentiation, 1.6.4 Differentiation, 1.6.5 Differentiation, 1.6.6 Differentiation, and 1.6.7 Differentiation. Each one has a worked solution and a mark scheme showing where the marks go.

1.6 Differentiation

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1.6 Differentiation

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Question 21

For $f(x)=x^2$ , the gradient of the chord from $x = 3$ to $x = 3 + h$ is $6 + h$ . Explain how this gives the gradient of the tangent at $x = 3$ .

[4]

Markscheme

1.6 Differentiation Questions

A Level
Maths
1.6 Differentiation