Ehangu
x^{2}+16x-1
Enrhifo
\left(x+8\right)^{2}-65
Graff
Rhannu
Copïo i clipfwrdd
x^{2}+16x+64-65
Defnyddio'r theorem binomaidd \left(a+b\right)^{2}=a^{2}+2ab+b^{2} i ehangu'r \left(x+8\right)^{2}.
x^{2}+16x-1
Tynnu 65 o 64 i gael -1.
x^{2}+16x+64-65
Defnyddio'r theorem binomaidd \left(a+b\right)^{2}=a^{2}+2ab+b^{2} i ehangu'r \left(x+8\right)^{2}.
x^{2}+16x-1
Tynnu 65 o 64 i gael -1.
Enghreifftiau
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