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Show that the relation $\ln(x^3 - 4x) - \ln(x^2 - 2x) = \ln(x + 2)$ holds.
Mathematics 9709 · AS & A Level · Logarithmic and exponential functions
Show that the relation $\ln(x^3 - 4x) - \ln(x^2 - 2x) = \ln(x + 2)$ holds.
This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Apply the logarithm subtraction rule to write the expression as the logarithm of a quotient” …