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cauchy-integral-theorem

GATE Electronics & Communication · Complex Variables · 2011-2011

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B. S. Grewal — Higher Engineering Mathematics

Linear algebra, calculus, probability, numerical methods

The value of the integral $$\oint\limits_c {{{ - 3z + 4} \over {{z^2} + 4z + 5}}} \,\,dz,$$ when $$C$$ is the circle $$|z| = 1$$ is given by