Enrhifo
\left(5x-8y\right)^{2}
Ehangu
25x^{2}-80xy+64y^{2}
Rhannu
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\left(5x-8y\right)^{2}
Lluosi 5x-8y a 5x-8y i gael \left(5x-8y\right)^{2}.
25x^{2}-80xy+64y^{2}
Defnyddio'r theorem binomaidd \left(a-b\right)^{2}=a^{2}-2ab+b^{2} i ehangu'r \left(5x-8y\right)^{2}.
\left(5x-8y\right)^{2}
Lluosi 5x-8y a 5x-8y i gael \left(5x-8y\right)^{2}.
25x^{2}-80xy+64y^{2}
Defnyddio'r theorem binomaidd \left(a-b\right)^{2}=a^{2}-2ab+b^{2} i ehangu'r \left(5x-8y\right)^{2}.
Enghreifftiau
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y = 3x + 4
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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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