Enrhifo
\frac{31-3x}{\left(x-5\right)\left(x+3\right)}
Gwahaniaethu w.r.t. x
\frac{3x^{2}-62x+107}{x^{4}-4x^{3}-26x^{2}+60x+225}
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Rhannu
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\frac{2\left(x+3\right)}{\left(x-5\right)\left(x+3\right)}-\frac{5\left(x-5\right)}{\left(x-5\right)\left(x+3\right)}
I ychwanegu neu dynnu mynegiannau, rhaid i chi eu ehangu i wneud eu enwaduron yr un fath. Lluosrif lleiaf cyffredin x-5 a x+3 yw \left(x-5\right)\left(x+3\right). Lluoswch \frac{2}{x-5} â \frac{x+3}{x+3}. Lluoswch \frac{5}{x+3} â \frac{x-5}{x-5}.
\frac{2\left(x+3\right)-5\left(x-5\right)}{\left(x-5\right)\left(x+3\right)}
Gan fod gan \frac{2\left(x+3\right)}{\left(x-5\right)\left(x+3\right)} a \frac{5\left(x-5\right)}{\left(x-5\right)\left(x+3\right)} yr un dynodydd, tynnwch nhw drwy dynnu eu rhifiaduron.
\frac{2x+6-5x+25}{\left(x-5\right)\left(x+3\right)}
Gwnewch y gwaith lluosi yn 2\left(x+3\right)-5\left(x-5\right).
\frac{-3x+31}{\left(x-5\right)\left(x+3\right)}
Cyfuno termau tebyg yn 2x+6-5x+25.
\frac{-3x+31}{x^{2}-2x-15}
Ehangu \left(x-5\right)\left(x+3\right).
\frac{\mathrm{d}}{\mathrm{d}x}(\frac{2\left(x+3\right)}{\left(x-5\right)\left(x+3\right)}-\frac{5\left(x-5\right)}{\left(x-5\right)\left(x+3\right)})
I ychwanegu neu dynnu mynegiannau, rhaid i chi eu ehangu i wneud eu enwaduron yr un fath. Lluosrif lleiaf cyffredin x-5 a x+3 yw \left(x-5\right)\left(x+3\right). Lluoswch \frac{2}{x-5} â \frac{x+3}{x+3}. Lluoswch \frac{5}{x+3} â \frac{x-5}{x-5}.
\frac{\mathrm{d}}{\mathrm{d}x}(\frac{2\left(x+3\right)-5\left(x-5\right)}{\left(x-5\right)\left(x+3\right)})
Gan fod gan \frac{2\left(x+3\right)}{\left(x-5\right)\left(x+3\right)} a \frac{5\left(x-5\right)}{\left(x-5\right)\left(x+3\right)} yr un dynodydd, tynnwch nhw drwy dynnu eu rhifiaduron.
\frac{\mathrm{d}}{\mathrm{d}x}(\frac{2x+6-5x+25}{\left(x-5\right)\left(x+3\right)})
Gwnewch y gwaith lluosi yn 2\left(x+3\right)-5\left(x-5\right).
\frac{\mathrm{d}}{\mathrm{d}x}(\frac{-3x+31}{\left(x-5\right)\left(x+3\right)})
Cyfuno termau tebyg yn 2x+6-5x+25.
\frac{\mathrm{d}}{\mathrm{d}x}(\frac{-3x+31}{x^{2}+3x-5x-15})
Cyfrifwch y briodoledd ddosrannol drwy luosi pob x-5 gan bob x+3.
\frac{\mathrm{d}}{\mathrm{d}x}(\frac{-3x+31}{x^{2}-2x-15})
Cyfuno 3x a -5x i gael -2x.
\frac{\left(x^{2}-2x^{1}-15\right)\frac{\mathrm{d}}{\mathrm{d}x}(-3x^{1}+31)-\left(-3x^{1}+31\right)\frac{\mathrm{d}}{\mathrm{d}x}(x^{2}-2x^{1}-15)}{\left(x^{2}-2x^{1}-15\right)^{2}}
Ar gyfer unrhyw ddau ffwythiant y mae modd eu gwahaniaethu, deilliad cyniferydd dau ffwythiant yw’r enwadur wedi’i luosi â deilliad yr enwadur wedi’i dynnu o’r rhifiadur wedi’i luosi â deilliad yr enwadur, y cwbl wedi’i rannu â’r enwadur wedi'i sgwario.
\frac{\left(x^{2}-2x^{1}-15\right)\left(-3\right)x^{1-1}-\left(-3x^{1}+31\right)\left(2x^{2-1}-2x^{1-1}\right)}{\left(x^{2}-2x^{1}-15\right)^{2}}
Deilliad polynomaial yw swm deilliadau ei dermau. Deilliad term cyson yw 0. Y deilliad o ax^{n} yw nax^{n-1}.
\frac{\left(x^{2}-2x^{1}-15\right)\left(-3\right)x^{0}-\left(-3x^{1}+31\right)\left(2x^{1}-2x^{0}\right)}{\left(x^{2}-2x^{1}-15\right)^{2}}
Symleiddio.
\frac{x^{2}\left(-3\right)x^{0}-2x^{1}\left(-3\right)x^{0}-15\left(-3\right)x^{0}-\left(-3x^{1}+31\right)\left(2x^{1}-2x^{0}\right)}{\left(x^{2}-2x^{1}-15\right)^{2}}
Lluoswch x^{2}-2x^{1}-15 â -3x^{0}.
\frac{x^{2}\left(-3\right)x^{0}-2x^{1}\left(-3\right)x^{0}-15\left(-3\right)x^{0}-\left(-3x^{1}\times 2x^{1}-3x^{1}\left(-2\right)x^{0}+31\times 2x^{1}+31\left(-2\right)x^{0}\right)}{\left(x^{2}-2x^{1}-15\right)^{2}}
Lluoswch -3x^{1}+31 â 2x^{1}-2x^{0}.
\frac{-3x^{2}-2\left(-3\right)x^{1}-15\left(-3\right)x^{0}-\left(-3\times 2x^{1+1}-3\left(-2\right)x^{1}+31\times 2x^{1}+31\left(-2\right)x^{0}\right)}{\left(x^{2}-2x^{1}-15\right)^{2}}
I luosi pwerau sy’n rhannu’r un sail, ychwanegwch eu hesbonyddion.
\frac{-3x^{2}+6x^{1}+45x^{0}-\left(-6x^{2}+6x^{1}+62x^{1}-62x^{0}\right)}{\left(x^{2}-2x^{1}-15\right)^{2}}
Symleiddio.
\frac{3x^{2}-62x^{1}+107x^{0}}{\left(x^{2}-2x^{1}-15\right)^{2}}
Cyfuno termau sydd yr un peth.
\frac{3x^{2}-62x+107x^{0}}{\left(x^{2}-2x-15\right)^{2}}
Ar gyfer unrhyw derm t, t^{1}=t.
\frac{3x^{2}-62x+107\times 1}{\left(x^{2}-2x-15\right)^{2}}
Ar gyfer unrhyw derm t ac eithrio 0, t^{0}=1.
\frac{3x^{2}-62x+107}{\left(x^{2}-2x-15\right)^{2}}
Ar gyfer unrhyw derm t, t\times 1=t a 1t=t.
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