Target Mathematics
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  • Add Math 0606
  • FPM 4PM1

Add Math 0606 topics

  • 1. Functions55
  • 2. Simultaneous equations and quadratics34
  • 2. Quadratic functions35
  • 3. Factors and polynomials61
  • 4. Equations, inequalities and graphs127
  • 5. Logarithmic and exponential functions86
  • 6. Straight-line graphs107
  • 7. Coordinate geometry of the circle6
  • 8. Circular measure68
  • 9. Trigonometry180
  • 10. Permutations and combinations55
  • 11. Series99
  • 12. Calculus — Differentiation 185
  • 13. Vectors51
  • 14. Calculus — Differentiation 261
  • 15. Calculus — Integration92
  • 16. Kinematics42
  • Indices and surds39

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  • Add Math 0606 overview
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Additional Mathematics 0606 / Logarithms and Exponents / 3.24

3.24: Equation combining lg and log

0606/13/M/J/25 — Question 4 · 5 marks · Log laws, Equations

· ·
Solve the equation lg⁡10x−lg⁡(x+4)=lg⁡2\lg\dfrac{10}{x} - \lg(x + 4) = \lg 2lgx10​−lg(x+4)=lg2 for x>0x > 0x>0.
[5]
← 3.23: Polynomial factors via remainder theorem3.25: Shaded area between chord and curve →
Target Mathematics · Topic questions and official mark schemes