Mathematics, 25.11.2021 19:50, Dajuan2x

Tính tổng T tất cả các nghiệm của phương trình 4^tan2x+2^1/cos2x-3=0 . Trên đoạn 0;3π

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Tính tổng T tất cả các nghiệm của phương trình 4^tan2x+2^1/cos2x-3=0 . Trên đoạn 0;3π...