Faktor
\frac{\left(3x-1\right)^{3}}{27}
Nilaikan
\frac{\left(3x-1\right)^{3}}{27}
Graf
Kongsi
Disalin ke papan klip
\frac{27x^{3}-27x^{2}+9x-1}{27}
Faktorkan \frac{1}{27}.
\left(3x-1\right)^{3}
Pertimbangkan 27x^{3}-27x^{2}+9x-1. Gunakan formula kiub binomial, a^{3}-3a^{2}b+3ab^{2}-b^{3}=\left(a-b\right)^{3}, apabila a=3x dan b=1.
\frac{\left(3x-1\right)^{3}}{27}
Tulis semula ungkapan difaktorkan yang lengkap.
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