Enrhifo
x^{2}+13x+38
Ehangu
x^{2}+13x+38
Graff
Rhannu
Copïo i clipfwrdd
x^{2}+14x+49-x-7-4
I ddod o hyd i wrthwyneb x+7, dewch o hyd i wrthwyneb pob term.
x^{2}+13x+49-7-4
Cyfuno 14x a -x i gael 13x.
x^{2}+13x+42-4
Tynnu 7 o 49 i gael 42.
x^{2}+13x+38
Tynnu 4 o 42 i gael 38.
x^{2}+14x+49-x-7-4
I ddod o hyd i wrthwyneb x+7, dewch o hyd i wrthwyneb pob term.
x^{2}+13x+49-7-4
Cyfuno 14x a -x i gael 13x.
x^{2}+13x+42-4
Tynnu 7 o 49 i gael 42.
x^{2}+13x+38
Tynnu 4 o 42 i gael 38.
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