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Use Cauchy-Riemann equations to show that the complex function f(z) = f(x + iy) = z(x...

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Advance Math

Use Cauchy-Riemann equations to show that the complex functionf(z) = f(x + iy) = z(x + iy) is nowhere differentiable except atthe origin z = 0.6 points) 2. Use Cauchy's theorem to evaluate thecomplex integral ekz -dz, k E R. Use this result to prove theidentity 0\"ck cos θ sin(k sin θ)de = 0

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Answer1 The complex functionis differentiable every    See Answer
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