Issolvi 9w^2(w^2+2w+1)-8(w^2+2w+1)

$$9 w ^ { 2 } ( w ^ { 2 } + 2 w + 1 ) - 8 ( w ^ { 2 } + 2 w + 1 )$$

Evalwa

$$\left(9w^{2}-8\right)\left(w+1\right)^{2}$$

Passi tas-Soluzzjonijiet

Uża l-propjetà distributtiva biex timmultiplika 9w^{2} b'w^{2}+2w+1.

$$9w^{4}+18w^{3}+9w^{2}-8\left(w^{2}+2w+1\right)$$

Uża l-propjetà distributtiva biex timmultiplika -8 b'w^{2}+2w+1.

$$9w^{4}+18w^{3}+9w^{2}-8w^{2}-16w-8$$

Ikkombina 9w^{2} u -8w^{2} biex tikseb w^{2}.

$$9w^{4}+18w^{3}+w^{2}-16w-8$$

Espandi

$$9w^{4}+18w^{3}+w^{2}-16w-8$$

Passi tas-Soluzzjonijiet

Uża l-propjetà distributtiva biex timmultiplika 9w^{2} b'w^{2}+2w+1.

$$9w^{4}+18w^{3}+9w^{2}-8\left(w^{2}+2w+1\right)$$

Uża l-propjetà distributtiva biex timmultiplika -8 b'w^{2}+2w+1.

$$9w^{4}+18w^{3}+9w^{2}-8w^{2}-16w-8$$

Ikkombina 9w^{2} u -8w^{2} biex tikseb w^{2}.

$$9w^{4}+18w^{3}+w^{2}-16w-8$$