4. Use Rouche's theorem to count the number of zeroes for f(z) = 2²-4+3e-² on the right half plane {Re(2) >0}.

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Q: 85

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Q: о ve Hence Ic I< f 2-18 (1-2 11-18 (x~) < sc|| est таке бе 5E clearly syo А 6th

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