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Substitution

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Question 40
a.

H=4f+gH = 4f + gH=4f+g

Work out the value of H H\,H when f=5f = 5f=5 and g=−2g = -2g=−2

[2]
b.

Hence, work out the value of f f\,f when H=18H = 18H=18 and g=−2g = -2g=−2

[2]
Markscheme

Substitution Questions

  1. GCSE
  2. /Maths
  3. /Substitution

296 exam-style questions on WJEC GCSE Maths Substitution. Each one has a worked solution and a mark scheme showing where the marks go.

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