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Find-the-number-of-root-equation-z-4-5z-1-0-in-1-z-2-




Question Number 55059 by gunawan last updated on 17/Feb/19
Find the number of root equation  z^4 −5z+1=0 in 1 ≤ ∣z∣ ≤ 2
Findthenumberofrootequationz45z+1=0in1z2

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