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let-z-C-z-4-calculate-dz-z-sinz-in-the-positif-sens-




Question Number 37302 by math khazana by abdo last updated on 11/Jun/18
let γ = {z∈C / ∣z∣ =4}   calculate  ∫_γ      (dz/(z sinz)) in the positif sens.
$${let}\:\gamma\:=\:\left\{{z}\in{C}\:/\:\mid{z}\mid\:=\mathrm{4}\right\}\: \\ $$$${calculate}\:\:\int_{\gamma} \:\:\:\:\:\frac{{dz}}{{z}\:{sinz}}\:{in}\:{the}\:{positif}\:{sens}. \\ $$

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