RESOLVER: (x - 3)(x + y) – x2 + 3y

Respuestas

Respuesta dada por: rodneybritez887
0

Explicación paso a paso:

Cómo resolver este problema matemático

El problema matemático es

(

3

)

(

+

)

1

2

+

3

(x-3)(x+y)-1x^{2}+3y

(x−3)(x+y)−1x2+3y

Simplifica

1

Distribuye

(

3

)

(

+

)

1

2

+

3

{\color{#c92786}{(x-3)(x+y)}}-1x^{2}+3y

(x−3)(x+y)−1x2+3y

(

+

)

3

(

+

)

1

2

+

3

{\color{#c92786}{x(x+y)-3(x+y)}}-1x^{2}+3y

x(x+y)−3(x+y)−1x2+3y

2

Distribuye

(

+

)

3

(

+

)

1

2

+

3

{\color{#c92786}{x(x+y)}}-3(x+y)-1x^{2}+3y

x(x+y)−3(x+y)−1x2+3y

2

+

3

(

+

)

1

2

+

3

{\color{#c92786}{x^{2}+xy}}-3(x+y)-1x^{2}+3y

x2+xy−3(x+y)−1x2+3y

3

Distribuye

2

+

3

(

+

)

1

2

+

3

x^{2}+xy{\color{#c92786}{-3(x+y)}}-1x^{2}+3y

x2+xy−3(x+y)−1x2+3y

2

+

3

3

1

2

+

3

x^{2}+xy{\color{#c92786}{-3x-3y}}-1x^{2}+3y

x2+xy−3x−3y−1x2+3y

4

Combina los términos semejantes

2

+

3

3

2

+

3

{\color{#c92786}{x^{2}}}+xy-3x-3y{\color{#c92786}{-x^{2}}}+3y

x2+xy−3x−3y−x2+3y

3

3

+

3

{\color{#c92786}{xy}}-3x-3y+3y

xy−3x−3y+3y

5

Combina los términos semejantes

3

3

+

3

xy-3x{\color{#c92786}{-3y}}+{\color{#c92786}{3y}}

xy−3x−3y+3y

3

xy-3x

xy−3x

Solución

3

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