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Mathematics, 01.08.2021 15:40 xxtonixwilsonxx

Căn 3 tan x2- căn 3-1 tan x-1=0 trên khoảng trừ pi/2 đến pi/4

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Căn 3 tan x2- căn 3-1 tan x-1=0 trên khoảng trừ pi/2 đến pi/4...
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