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Valor numérico (Álgebra)2ºESO
Contributed by: Ruiz Pérez
  • 1. Para x=2;

    x- 1=
  • 2. Para a= 1, b=1, c=1;

    a + 5b² - 2c=
  • 3. Para x=1, y=-1;

    2xy - 5x²y + 3xy² - 7=
  • 4. Para x=-2, y=-1;



    (3x - 2y)(4xy + 6y)=
  • 5. Para a=1, b=--1;


    (3a² - 5b)²=
  • 6. Para x=-2;


    11x=
  • 7. Para x=-1;


    1+2x=
  • 8. Para x=2,5;


    2x - 5=
  • 9. Para x=4, y=3;


    (x +y)(x - y)=
  • 10. Para x=-2;


    (x + 2) - (-x + 3)=
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