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  • 19-04-2018
  • Mathematics
contestada

Find the product of (x + 5)(x − 5).

Respuesta :

erinna erinna
  • 15-07-2019

Answer:

The product of (x + 5)(x − 5) is [tex]x^2-25[/tex].

Step-by-step explanation:

The given expression is

[tex](x+5)(x-5)[/tex]

Using distributive property we get,

[tex]x(x-5)+5(x-5)[/tex]

again using distributive property we get,

[tex]x(x)+x(-5)+5(x)+5(-5)[/tex]

[tex]x(x)-5x+5x-25[/tex]

Combining like terms.

[tex]x^2+(-5x+5x)-25[/tex]

[tex]x^2-25[/tex]

Therefore the product of (x + 5)(x − 5) is [tex]x^2-25[/tex].

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