Question

( 3m - X ) . ( 3m - X) =
( 3m - X ) . ( 3m - X) =
( 4 – X )2 =
( 6 + Y )2 =

Answer 1

Respuesta:

están bien chula ndmdkdmfismskdf

Answer 2

Explicación paso a paso:

Binomio al  cuadrado:

(a ± b)² = a² ± 2ab + b²

a)

( 3m - X ) . ( 3m - X) = (3m)²-2(3m)(x)+(x)²  

( 3m - X ) . ( 3m - X) =9m²-6mx+x²  

b)

( 4 – X )² = (4)²-2(4)(x)+(x)²

( 4 – X )² = 16+-8x+x²

c)

( 6 + Y )² = (6)²+2(6)(y)+(y)²

( 6 + Y )² = 36+12y+y²