Edexcel P3 2022 October — Question 4

Exam BoardEdexcel
ModuleP3 (Pure Mathematics 3)
Year2022
SessionOctober
TopicComposite & Inverse Functions

4. $$y = \log _ { 10 } ( 2 x + 1 )$$
  1. Express \(x\) in terms of \(y\).
  2. Hence, giving your answer in terms of \(x\), find \(\frac { \mathrm { d } y } { \mathrm {~d} x }\)
    4.
  3. Express \(x\) in terms of \(y\).
    \(\begin{array} { c } \text { Leave }
    \text { blank } \end{array}\)
    (2)
  4. Hence, giving your answer in terms of \(x\), find \(\frac { \mathrm { d } y } { \mathrm {~d} x }\)
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