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Use the theory of residues to evaluate the following real, definite integrals: 210 do Hint: integrate on the unit circle, z =

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we have z=eld, d72.1zda = 186, 13 + 1 (2 - ) 1 2 1221 1 = -2d2 12/21 522 26215hot FC) Sahyacias (245i) (25+ i) 5 (2+si) [2+) . f (2) has two pele usi and 2 but - lie in 121=1. so Res (f (2) - ) = 2 r s fhot FC) Sahyacias (245i) (25+ i) 5 (2+si) [2+) . f (2) has two pele usi and 2 but - lie in 121=1. so Res (f (2) - ) = 2 r s fhot FC) Sahyacias (245i) (25+ i) 5 (2+si) [2+) . f (2) has two pele usi and 2 but - lie in 121=1. so Res (f (2) - ) = 2 r s fNow Res (82) - ) - Lim (2+) 51245) (248) hogy (34565-4) so of fle) = ata , x orei a so . I. son sessing = 2x 2020/3/26 00:25

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