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If $\int_a^{a+14} \frac{1}{3x}\,dx = \ln 2$, determine the positive constant $a$.
Mathematics 9709 · AS & A Level · Integration
If $\int_a^{a+14} \frac{1}{3x}\,dx = \ln 2$, determine the positive constant $a$.
This 5-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Carry out the integration so that the result takes the form $k\ln x$ or $k\ln(3x)$.” …