Enrhifo
\left(x+1\right)\left(x+6\right)
Ehangu
x^{2}+7x+6
Graff
Rhannu
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x^{2}+2x+1+5\left(x+1\right)
Defnyddio'r theorem binomaidd \left(a+b\right)^{2}=a^{2}+2ab+b^{2} i ehangu'r \left(x+1\right)^{2}.
x^{2}+2x+1+5x+5
Defnyddio’r briodwedd ddosbarthu i luosi 5 â x+1.
x^{2}+7x+1+5
Cyfuno 2x a 5x i gael 7x.
x^{2}+7x+6
Adio 1 a 5 i gael 6.
x^{2}+2x+1+5\left(x+1\right)
Defnyddio'r theorem binomaidd \left(a+b\right)^{2}=a^{2}+2ab+b^{2} i ehangu'r \left(x+1\right)^{2}.
x^{2}+2x+1+5x+5
Defnyddio’r briodwedd ddosbarthu i luosi 5 â x+1.
x^{2}+7x+1+5
Cyfuno 2x a 5x i gael 7x.
x^{2}+7x+6
Adio 1 a 5 i gael 6.
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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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