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Problemau tebyg o chwiliad gwe

Rhannu

\left(x+1\right)\left(x-1\right)^{2}\left(x+2\right)
Lluosi x-1 a x-1 i gael \left(x-1\right)^{2}.
\left(x+1\right)\left(x^{2}-2x+1\right)\left(x+2\right)
Defnyddio'r theorem binomaidd \left(a-b\right)^{2}=a^{2}-2ab+b^{2} i ehangu'r \left(x-1\right)^{2}.
\left(x^{3}-2x^{2}+x+x^{2}-2x+1\right)\left(x+2\right)
Cyfrifwch y briodoledd ddosrannol drwy luosi pob x+1 gan bob x^{2}-2x+1.
\left(x^{3}-x^{2}+x-2x+1\right)\left(x+2\right)
Cyfuno -2x^{2} a x^{2} i gael -x^{2}.
\left(x^{3}-x^{2}-x+1\right)\left(x+2\right)
Cyfuno x a -2x i gael -x.
x^{4}+2x^{3}-x^{3}-2x^{2}-x^{2}-2x+x+2
Cyfrifwch y briodoledd ddosrannol drwy luosi pob x^{3}-x^{2}-x+1 gan bob x+2.
x^{4}+x^{3}-2x^{2}-x^{2}-2x+x+2
Cyfuno 2x^{3} a -x^{3} i gael x^{3}.
x^{4}+x^{3}-3x^{2}-2x+x+2
Cyfuno -2x^{2} a -x^{2} i gael -3x^{2}.
x^{4}+x^{3}-3x^{2}-x+2
Cyfuno -2x a x i gael -x.
\left(x+1\right)\left(x-1\right)^{2}\left(x+2\right)
Lluosi x-1 a x-1 i gael \left(x-1\right)^{2}.
\left(x+1\right)\left(x^{2}-2x+1\right)\left(x+2\right)
Defnyddio'r theorem binomaidd \left(a-b\right)^{2}=a^{2}-2ab+b^{2} i ehangu'r \left(x-1\right)^{2}.
\left(x^{3}-2x^{2}+x+x^{2}-2x+1\right)\left(x+2\right)
Cyfrifwch y briodoledd ddosrannol drwy luosi pob x+1 gan bob x^{2}-2x+1.
\left(x^{3}-x^{2}+x-2x+1\right)\left(x+2\right)
Cyfuno -2x^{2} a x^{2} i gael -x^{2}.
\left(x^{3}-x^{2}-x+1\right)\left(x+2\right)
Cyfuno x a -2x i gael -x.
x^{4}+2x^{3}-x^{3}-2x^{2}-x^{2}-2x+x+2
Cyfrifwch y briodoledd ddosrannol drwy luosi pob x^{3}-x^{2}-x+1 gan bob x+2.
x^{4}+x^{3}-2x^{2}-x^{2}-2x+x+2
Cyfuno 2x^{3} a -x^{3} i gael x^{3}.
x^{4}+x^{3}-3x^{2}-2x+x+2
Cyfuno -2x^{2} a -x^{2} i gael -3x^{2}.
x^{4}+x^{3}-3x^{2}-x+2
Cyfuno -2x a x i gael -x.