Enrhifo
\frac{\left(9-x\right)^{2}}{5}
Ehangu
\frac{x^{2}-18x+81}{5}
Graff
Rhannu
Copïo i clipfwrdd
\left(\frac{1}{9}x^{2}-2x+9\right)\times 1.8
Defnyddio'r theorem binomaidd \left(a+b\right)^{2}=a^{2}+2ab+b^{2} i ehangu'r \left(-\frac{1}{3}x+3\right)^{2}.
\frac{1}{5}x^{2}-3.6x+16.2
Defnyddio’r briodwedd ddosbarthu i luosi \frac{1}{9}x^{2}-2x+9 â 1.8.
\left(\frac{1}{9}x^{2}-2x+9\right)\times 1.8
Defnyddio'r theorem binomaidd \left(a+b\right)^{2}=a^{2}+2ab+b^{2} i ehangu'r \left(-\frac{1}{3}x+3\right)^{2}.
\frac{1}{5}x^{2}-3.6x+16.2
Defnyddio’r briodwedd ddosbarthu i luosi \frac{1}{9}x^{2}-2x+9 â 1.8.
Enghreifftiau
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\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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\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Terfynau
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