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9709/31

Mathematics 9709/31 — October/November 2016

Cambridge A-Level · Pure Mathematics 3 · worked solutions for every part, with the mark scheme

10
questions
75
marks
105
minutes

Topics Trigonometry · Algebra · Differentiation · Integration · Logarithmic and Exponential Functions · Numerical Solution of Equations · +3 more

Q13MLogarithmic and Exponential FunctionsFree sample

Solve the equation

3x+23x−2=8\frac{3^x + 2}{3^x - 2} = 8

giving your answer correct to 3 decimal places.

The rest of this paper

9 more questions
  • Q2Algebra4M
  • Q3Trigonometry5M
  • Q4Differentiation7M
  • Q5Trigonometry · Integration8M
  • Q6Trigonometry · Numerical Solution of Equations9M
  • Q7Differentiation · Integration9M
  • Q8Vectors9M
  • Q9Complex Numbers10M
  • Q10Differential Equations · Algebra11M
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