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11.1 Integrating Standard Functions

11.1 Integrating Standard Functions

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Question 19

The vertical height HHH of a roller coaster track, in metres, is modeled by the equation H=H(x),x>0H = H(x), x > 0H=H(x),x>0, where xxx is the horizontal distance from a reference point. The track passes through the point P(4,10)P(4, 10)P(4,10).

Given that

dHdx=3x2−8x \frac{dH}{dx} = \frac{3x^2 - 8}{\sqrt{x}} dxdH​=x​3x2−8​
a.

Find the equation of the tangent to the track profile at PPP, writing your answer in the form y=mx+cy = mx + cy=mx+c, where mmm and ccc are integers to be found.

[3]
b.

Find the function H(x)H(x)H(x).

[5]
Markscheme

11.1 Integrating Standard Functions Questions

  1. A Level
  2. /Maths
  3. /11.1 Integrating Standard Functions

80 exam-style questions on Edexcel A Level Maths 11.1 Integrating Standard Functions. Each one has a worked solution and a mark scheme showing where the marks go.

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