Enrhifo
\frac{x+7}{\left(2x-1\right)\left(x+2\right)}
Gwahaniaethu w.r.t. x
-\frac{2x^{2}+28x+23}{4x^{4}+12x^{3}+x^{2}-12x+4}
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Rhannu
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\frac{3\left(x+2\right)}{\left(2x-1\right)\left(x+2\right)}-\frac{2x-1}{\left(2x-1\right)\left(x+2\right)}
I ychwanegu neu dynnu mynegiannau, rhaid i chi eu ehangu i wneud eu enwaduron yr un fath. Lluosrif lleiaf cyffredin 2x-1 a x+2 yw \left(2x-1\right)\left(x+2\right). Lluoswch \frac{3}{2x-1} â \frac{x+2}{x+2}. Lluoswch \frac{1}{x+2} â \frac{2x-1}{2x-1}.
\frac{3\left(x+2\right)-\left(2x-1\right)}{\left(2x-1\right)\left(x+2\right)}
Gan fod gan \frac{3\left(x+2\right)}{\left(2x-1\right)\left(x+2\right)} a \frac{2x-1}{\left(2x-1\right)\left(x+2\right)} yr un dynodydd, tynnwch nhw drwy dynnu eu rhifiaduron.
\frac{3x+6-2x+1}{\left(2x-1\right)\left(x+2\right)}
Gwnewch y gwaith lluosi yn 3\left(x+2\right)-\left(2x-1\right).
\frac{x+7}{\left(2x-1\right)\left(x+2\right)}
Cyfuno termau tebyg yn 3x+6-2x+1.
\frac{x+7}{2x^{2}+3x-2}
Ehangu \left(2x-1\right)\left(x+2\right).
\frac{\mathrm{d}}{\mathrm{d}x}(\frac{3\left(x+2\right)}{\left(2x-1\right)\left(x+2\right)}-\frac{2x-1}{\left(2x-1\right)\left(x+2\right)})
I ychwanegu neu dynnu mynegiannau, rhaid i chi eu ehangu i wneud eu enwaduron yr un fath. Lluosrif lleiaf cyffredin 2x-1 a x+2 yw \left(2x-1\right)\left(x+2\right). Lluoswch \frac{3}{2x-1} â \frac{x+2}{x+2}. Lluoswch \frac{1}{x+2} â \frac{2x-1}{2x-1}.
\frac{\mathrm{d}}{\mathrm{d}x}(\frac{3\left(x+2\right)-\left(2x-1\right)}{\left(2x-1\right)\left(x+2\right)})
Gan fod gan \frac{3\left(x+2\right)}{\left(2x-1\right)\left(x+2\right)} a \frac{2x-1}{\left(2x-1\right)\left(x+2\right)} yr un dynodydd, tynnwch nhw drwy dynnu eu rhifiaduron.
\frac{\mathrm{d}}{\mathrm{d}x}(\frac{3x+6-2x+1}{\left(2x-1\right)\left(x+2\right)})
Gwnewch y gwaith lluosi yn 3\left(x+2\right)-\left(2x-1\right).
\frac{\mathrm{d}}{\mathrm{d}x}(\frac{x+7}{\left(2x-1\right)\left(x+2\right)})
Cyfuno termau tebyg yn 3x+6-2x+1.
\frac{\mathrm{d}}{\mathrm{d}x}(\frac{x+7}{2x^{2}+4x-x-2})
Cyfrifwch y briodoledd ddosrannol drwy luosi pob 2x-1 gan bob x+2.
\frac{\mathrm{d}}{\mathrm{d}x}(\frac{x+7}{2x^{2}+3x-2})
Cyfuno 4x a -x i gael 3x.
\frac{\left(2x^{2}+3x^{1}-2\right)\frac{\mathrm{d}}{\mathrm{d}x}(x^{1}+7)-\left(x^{1}+7\right)\frac{\mathrm{d}}{\mathrm{d}x}(2x^{2}+3x^{1}-2)}{\left(2x^{2}+3x^{1}-2\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(2x^{2}+3x^{1}-2\right)x^{1-1}-\left(x^{1}+7\right)\left(2\times 2x^{2-1}+3x^{1-1}\right)}{\left(2x^{2}+3x^{1}-2\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(2x^{2}+3x^{1}-2\right)x^{0}-\left(x^{1}+7\right)\left(4x^{1}+3x^{0}\right)}{\left(2x^{2}+3x^{1}-2\right)^{2}}
Symleiddio.
\frac{2x^{2}x^{0}+3x^{1}x^{0}-2x^{0}-\left(x^{1}+7\right)\left(4x^{1}+3x^{0}\right)}{\left(2x^{2}+3x^{1}-2\right)^{2}}
Lluoswch 2x^{2}+3x^{1}-2 â x^{0}.
\frac{2x^{2}x^{0}+3x^{1}x^{0}-2x^{0}-\left(x^{1}\times 4x^{1}+x^{1}\times 3x^{0}+7\times 4x^{1}+7\times 3x^{0}\right)}{\left(2x^{2}+3x^{1}-2\right)^{2}}
Lluoswch x^{1}+7 â 4x^{1}+3x^{0}.
\frac{2x^{2}+3x^{1}-2x^{0}-\left(4x^{1+1}+3x^{1}+7\times 4x^{1}+7\times 3x^{0}\right)}{\left(2x^{2}+3x^{1}-2\right)^{2}}
I luosi pwerau sy’n rhannu’r un sail, ychwanegwch eu hesbonyddion.
\frac{2x^{2}+3x^{1}-2x^{0}-\left(4x^{2}+3x^{1}+28x^{1}+21x^{0}\right)}{\left(2x^{2}+3x^{1}-2\right)^{2}}
Symleiddio.
\frac{-2x^{2}-28x^{1}-23x^{0}}{\left(2x^{2}+3x^{1}-2\right)^{2}}
Cyfuno termau sydd yr un peth.
\frac{-2x^{2}-28x-23x^{0}}{\left(2x^{2}+3x-2\right)^{2}}
Ar gyfer unrhyw derm t, t^{1}=t.
\frac{-2x^{2}-28x-23}{\left(2x^{2}+3x-2\right)^{2}}
Ar gyfer unrhyw derm t ac eithrio 0, t^{0}=1.
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