Mathematics 9709/22 — May/June 2020

Cambridge AS Level · Pure Mathematics 2 · worked solutions for every part, with the mark scheme

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

Q13MLogarithmic and Exponential FunctionsFree sample

Given that $2^y = 9^{3x}$ , use logarithms to show that $y = kx$ and find the value of $k$ correct to 3 significant figures.

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