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Mathematical methods I course of the University of Oxford

Past exam of the mathematical methods I course of the University of Oxford

2019

Squaring the <modulus> and doubling the <complex argument> gives
$$
(2e^{i\pi/4})^2=4e^{i\pi/2}=\boxed{0+4i}.
$$
This uses <Euler's formula> $e^{i\theta}=\cos\theta+i\sin\theta$.

Solution

Past exam of the mathematical methods I course of the University of Oxford / 2019 / 1 / a / Solution

Past exam of the mathematical methods I course of the University of Oxford / 2019 / 1 / a / Solution

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Past exam of the mathematical methods I course of the University of Oxford / 2019 / 1 / a / Solution

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