Question

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20x-11y-20+2x-1-5y= *

5x-11y-9+20x-1-y= *

-3a+b+2b-2c+3a+2c-3b= *

-a+b+2b-2c+3a+2c-3b= *

Restar (4x²-8x-7) de (-5x^3-6x²+7)= *

Multiplicar........ (a + b)(a² - ab + b² )= *

Multiplicar......... 5x² y² (2x + 3x^4 y^4 + 5y^3 )= *

Dividir...... . (20a^5 b^3 - 15a^3 b² + 10a² b) ÷ (5a² b)= *

Desarrolla el siguiente binomio al Cuadrado (x + 4)² *

Desarrolla el siguiente binomio al Cuadrado (2x - 3)² *

Answer 1

Respuesta:

Explicación paso a paso:

1.  20x-11y-20+2x-1-5y

     22x-16y-21

2. 5x-11y-9+20x-1-y=

   25x-12y-10

3. -3a+b+2b-2c+3a+2c-3b=

    3b -1b

4. -a+b+2b-2c+3a+2c-3b=

    2a

(x + 4)²

x²+8x+16

(2x - 3)²

4x²-12x+9