Datrys (55)(a+b)^2

$$( 55 ) ( a + b ) ^ { 2 }$$

Ehangu

$$55a^{2}+110ab+55b^{2}$$

Camau Ateb

Defnyddio'r theorem binomaidd \left(p+q\right)^{2}=p^{2}+2pq+q^{2} i ehangu'r \left(a+b\right)^{2}.

$$55\left(a^{2}+2ab+b^{2}\right)$$

Defnyddio’r briodwedd ddosbarthu i luosi 55 â a^{2}+2ab+b^{2}.

$$55a^{2}+110ab+55b^{2}$$

Enrhifo

$$55\left(a+b\right)^{2}$$

Camau Ateb

Defnyddio'r theorem binomaidd \left(p+q\right)^{2}=p^{2}+2pq+q^{2} i ehangu'r \left(a+b\right)^{2}.

$$55\left(a^{2}+2ab+b^{2}\right)$$

Defnyddio’r briodwedd ddosbarthu i luosi 55 â a^{2}+2ab+b^{2}.

$$55a^{2}+110ab+55b^{2}$$