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1 Unit AS 1: Pure Mathematics

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Question 154

For f(x)=x2f(x)=x^2f(x)=x2, the gradient of the chord from x=3x=3x=3 to x=3+hx=3+hx=3+h is 6+h6+h6+h. Explain how this gives the gradient of the tangent at x=3x=3x=3.

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1 Unit AS 1: Pure Mathematics Questions

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