Ffactor
\left(3x-25y\right)\left(3x+25y\right)
Enrhifo
9x^{2}-625y^{2}
Rhannu
Copïo i clipfwrdd
\left(3x-25y\right)\left(3x+25y\right)
Ailysgrifennwch 9x^{2}-625y^{2} fel \left(3x\right)^{2}-\left(25y\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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Trigonometreg
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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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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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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}