Friday, February 10, 2017
Thursday, February 9, 2017
Wednesday, February 8, 2017
Heart: \(0=\left( x^{2}+y^{2}+\frac{9z^{2}}{4}-1 \right)^{3}-y^{3}\left( x^{2}+\frac{9z^{2}}{80} \right)\)
\(0=\left( x^{2}+y^{2}+\frac{9z^{2}}{4}-1 \right)^{3}-y^{3}\left( x^{2}+\frac{9z^{2}}{80} \right)\)
Tuesday, February 7, 2017
Monday, February 6, 2017
Factorization (因数分解): \(2x^2-3xy-2y^2+x+3y-1\)
Q:
\(2x^2-3xy-2y^2+x+3y-1\)
A:
\((2x+y-1)(x-2y+1)\)
ラベル:
Factorization,
因数分解,
数学A,
数学I
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