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1.2.4 Algebra and Functions

1.2.4 Algebra and Functions

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Question 3

A curve C C\,C has equation y=f(x)y = f(x)y=f(x), where f(x)=−3x2+18x+4f(x) = -3x^2 + 18x + 4f(x)=−3x2+18x+4

a.

Express f(x)f(x)f(x) in the form a(x+b)2+ca(x + b)^2 + ca(x+b)2+c, where aaa, b b\,b and c c\,c are constants to be found.

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b.

Write down the coordinates of the maximum turning point of CCC.

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Markscheme

1.2.4 Algebra and Functions Questions

  1. A Level
  2. /Maths
  3. /1.2.4 Algebra and Functions

8 exam-style questions on WJEC A Level Maths 1.2.4 Algebra and Functions. Each one has a worked solution and a mark scheme showing where the marks go.

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