Ffactor
\left(6m-7n\right)\left(6m+7n\right)
Enrhifo
36m^{2}-49n^{2}
Rhannu
Copïo i clipfwrdd
\left(6m-7n\right)\left(6m+7n\right)
Ailysgrifennwch 36m^{2}-49n^{2} fel \left(6m\right)^{2}-\left(7n\right)^{2}. Gellir ffactorio’r gwahaniaeth rhwng sgwariau gan ddefnyddio’r rheol: a^{2}-b^{2}=\left(a-b\right)\left(a+b\right).
Enghreifftiau
Hafaliad cwadratig
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Hafaliad llinol
y = 3x + 4
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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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\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Terfynau
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}