Enrhifo
\frac{11x-9}{\left(x+4\right)\left(x^{2}-9\right)}
Ehangu
\frac{11x-9}{\left(x+4\right)\left(x^{2}-9\right)}
Graff
Rhannu
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\frac{x+1}{\left(x-3\right)\left(x+4\right)}-\frac{x-4}{\left(x+3\right)\left(x+4\right)}
Ffactora x^{2}+x-12. Ffactora x^{2}+7x+12.
\frac{\left(x+1\right)\left(x+3\right)}{\left(x-3\right)\left(x+3\right)\left(x+4\right)}-\frac{\left(x-4\right)\left(x-3\right)}{\left(x-3\right)\left(x+3\right)\left(x+4\right)}
I ychwanegu neu dynnu mynegiannau, rhaid i chi eu ehangu i wneud eu enwaduron yr un fath. Lluosrif lleiaf cyffredin \left(x-3\right)\left(x+4\right) a \left(x+3\right)\left(x+4\right) yw \left(x-3\right)\left(x+3\right)\left(x+4\right). Lluoswch \frac{x+1}{\left(x-3\right)\left(x+4\right)} â \frac{x+3}{x+3}. Lluoswch \frac{x-4}{\left(x+3\right)\left(x+4\right)} â \frac{x-3}{x-3}.
\frac{\left(x+1\right)\left(x+3\right)-\left(x-4\right)\left(x-3\right)}{\left(x-3\right)\left(x+3\right)\left(x+4\right)}
Gan fod gan \frac{\left(x+1\right)\left(x+3\right)}{\left(x-3\right)\left(x+3\right)\left(x+4\right)} a \frac{\left(x-4\right)\left(x-3\right)}{\left(x-3\right)\left(x+3\right)\left(x+4\right)} yr un dynodydd, tynnwch nhw drwy dynnu eu rhifiaduron.
\frac{x^{2}+3x+x+3-x^{2}+3x+4x-12}{\left(x-3\right)\left(x+3\right)\left(x+4\right)}
Gwnewch y gwaith lluosi yn \left(x+1\right)\left(x+3\right)-\left(x-4\right)\left(x-3\right).
\frac{11x-9}{\left(x-3\right)\left(x+3\right)\left(x+4\right)}
Cyfuno termau tebyg yn x^{2}+3x+x+3-x^{2}+3x+4x-12.
\frac{11x-9}{x^{3}+4x^{2}-9x-36}
Ehangu \left(x-3\right)\left(x+3\right)\left(x+4\right).
\frac{x+1}{\left(x-3\right)\left(x+4\right)}-\frac{x-4}{\left(x+3\right)\left(x+4\right)}
Ffactora x^{2}+x-12. Ffactora x^{2}+7x+12.
\frac{\left(x+1\right)\left(x+3\right)}{\left(x-3\right)\left(x+3\right)\left(x+4\right)}-\frac{\left(x-4\right)\left(x-3\right)}{\left(x-3\right)\left(x+3\right)\left(x+4\right)}
I ychwanegu neu dynnu mynegiannau, rhaid i chi eu ehangu i wneud eu enwaduron yr un fath. Lluosrif lleiaf cyffredin \left(x-3\right)\left(x+4\right) a \left(x+3\right)\left(x+4\right) yw \left(x-3\right)\left(x+3\right)\left(x+4\right). Lluoswch \frac{x+1}{\left(x-3\right)\left(x+4\right)} â \frac{x+3}{x+3}. Lluoswch \frac{x-4}{\left(x+3\right)\left(x+4\right)} â \frac{x-3}{x-3}.
\frac{\left(x+1\right)\left(x+3\right)-\left(x-4\right)\left(x-3\right)}{\left(x-3\right)\left(x+3\right)\left(x+4\right)}
Gan fod gan \frac{\left(x+1\right)\left(x+3\right)}{\left(x-3\right)\left(x+3\right)\left(x+4\right)} a \frac{\left(x-4\right)\left(x-3\right)}{\left(x-3\right)\left(x+3\right)\left(x+4\right)} yr un dynodydd, tynnwch nhw drwy dynnu eu rhifiaduron.
\frac{x^{2}+3x+x+3-x^{2}+3x+4x-12}{\left(x-3\right)\left(x+3\right)\left(x+4\right)}
Gwnewch y gwaith lluosi yn \left(x+1\right)\left(x+3\right)-\left(x-4\right)\left(x-3\right).
\frac{11x-9}{\left(x-3\right)\left(x+3\right)\left(x+4\right)}
Cyfuno termau tebyg yn x^{2}+3x+x+3-x^{2}+3x+4x-12.
\frac{11x-9}{x^{3}+4x^{2}-9x-36}
Ehangu \left(x-3\right)\left(x+3\right)\left(x+4\right).
Enghreifftiau
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y = 3x + 4
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699 * 533
Matrics
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
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\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Gwahaniaethu
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integreiddiad
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Terfynau
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}