Lê Quốc Trần Anh Coordinator
09/07/2017 at 09:04-
\(\dfrac{1.2+2.4+3.6}{2.4+4.8+6.12}=\dfrac{1.2+2.4+3.6}{2.1.2.2+2.2.2.4+2.3.2.6}\)
\(=\dfrac{1.2+2.4+3.6}{4.1.2+4.2.4+4.3.6}\)
\(=\dfrac{1.2+2.4+3.6}{4.\left(1.2+2.4+3.6\right)}=\dfrac{1}{4}\)
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Trần Nhật Dương 10/07/2017 at 10:001.2+2.4+3.6 / 2.4 + 4.8 + 6.12
=1.2 + 2.4 + 3.6 / 4 * 1.2 + 2.4 * 4 + 2*3.2.6
=1.2 + 2.4 + 3.6 / 4 * ( 1.2 + 2.4 + 3.6 )
=1 / 4.
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FA KAKALOTS 28/01/2018 at 22:151.2+2.4+3.62.4+4.8+6.12=1.2+2.4+3.62.1.2.2+2.2.2.4+2.3.2.6
=1.2+2.4+3.64.1.2+4.2.4+4.3.6
=1.2+2.4+3.64.(1.2+2.4+3.6)=14