Nilaikan
-\frac{x^{2}-x-4}{3+x-x^{2}}
Kembangkan
\frac{x^{2}-x-4}{x^{2}-x-3}
Graf
Kongsi
Disalin ke papan klip
\frac{\left(x-\left(-\frac{1}{2}\sqrt{13}+\frac{1}{2}\right)\right)\left(x-\left(-\frac{1}{2}\sqrt{17}+\frac{1}{2}\right)\right)\left(x-\left(\frac{1}{2}\sqrt{13}+\frac{1}{2}\right)\right)\left(x-\left(\frac{1}{2}\sqrt{17}+\frac{1}{2}\right)\right)}{\left(x-\left(-\frac{1}{2}\sqrt{13}+\frac{1}{2}\right)\right)^{2}\left(x-\left(\frac{1}{2}\sqrt{13}+\frac{1}{2}\right)\right)^{2}}
Faktor ungkapan yang belum difaktorkan.
\frac{\left(x-\left(-\frac{1}{2}\sqrt{17}+\frac{1}{2}\right)\right)\left(x-\left(\frac{1}{2}\sqrt{17}+\frac{1}{2}\right)\right)}{\left(x-\left(-\frac{1}{2}\sqrt{13}+\frac{1}{2}\right)\right)\left(x-\left(\frac{1}{2}\sqrt{13}+\frac{1}{2}\right)\right)}
Batalkan\left(x-\left(-\frac{1}{2}\sqrt{13}+\frac{1}{2}\right)\right)\left(x-\left(\frac{1}{2}\sqrt{13}+\frac{1}{2}\right)\right) pada kedua-dua pengangka dan penyebut.
\frac{x^{2}-x-4}{x^{2}-x-3}
Kembangkan ungkapan.
\frac{\left(x-\left(-\frac{1}{2}\sqrt{13}+\frac{1}{2}\right)\right)\left(x-\left(-\frac{1}{2}\sqrt{17}+\frac{1}{2}\right)\right)\left(x-\left(\frac{1}{2}\sqrt{13}+\frac{1}{2}\right)\right)\left(x-\left(\frac{1}{2}\sqrt{17}+\frac{1}{2}\right)\right)}{\left(x-\left(-\frac{1}{2}\sqrt{13}+\frac{1}{2}\right)\right)^{2}\left(x-\left(\frac{1}{2}\sqrt{13}+\frac{1}{2}\right)\right)^{2}}
Faktor ungkapan yang belum difaktorkan.
\frac{\left(x-\left(-\frac{1}{2}\sqrt{17}+\frac{1}{2}\right)\right)\left(x-\left(\frac{1}{2}\sqrt{17}+\frac{1}{2}\right)\right)}{\left(x-\left(-\frac{1}{2}\sqrt{13}+\frac{1}{2}\right)\right)\left(x-\left(\frac{1}{2}\sqrt{13}+\frac{1}{2}\right)\right)}
Batalkan\left(x-\left(-\frac{1}{2}\sqrt{13}+\frac{1}{2}\right)\right)\left(x-\left(\frac{1}{2}\sqrt{13}+\frac{1}{2}\right)\right) pada kedua-dua pengangka dan penyebut.
\frac{x^{2}-x-4}{x^{2}-x-3}
Kembangkan ungkapan.
Contoh
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{ x } ^ { 2 } - 4 x - 5 = 0
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4 \sin \theta \cos \theta = 2 \sin \theta
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y = 3x + 4
Aritmetik
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Matriks
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Pengamiran
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Had
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