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  • 12-07-2020
  • Mathematics
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Simplify: ( ++)2 + ( −+)2 + ( +−)2

Respuesta :

09pqr4sT
09pqr4sT 09pqr4sT
  • 12-07-2020

Answer:

[tex]-2[/tex]

Step-by-step explanation:

[tex]( ++)2 + ( -+)2 + ( +-)2[/tex]

[tex]++ = +[/tex]

[tex]-+ = -[/tex]

[tex]+- = -[/tex]

[tex]( +)2 + ( -)2 + ( -)2[/tex]

[tex]2-2-2[/tex]

[tex]=-2[/tex]

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