Question

ayudaaaaaaaaaaa doy corona y ⭐⭐⭐⭐⭐

Answer 1

Respuesta:

Explicación paso a paso:

1.

25x5/-5×2

-5x5

-5x3

2.21a2 b3/7a2b2

21b3/7b2

3b3/b2

3.

35x2 +21x2 +7x4/7×2

7x2x(5x + 3 + x2)/7x2

x2x (5x+3+x2)/x2

5x + 3+ x2

x2+5x+3

4.

8x4 - 12x3 + 10x2 /4x2

2x2x (4x2-6x+5)/ 4x2

2(4x2-6x+5)/4

4x2-6x +5/2

5.(3y2+y3-2y-1)÷(y2+2y)

3y2+y3-2-1/y2+2y

y3+3y2-2y-1/y2+2y

6.(4x3-13x2+8x-15)÷(4x2-x+5)

4x3-13x2+8x-15/4x2-x+5

4x3-12x2-x2+8x-15/4x2-x+5

4x3-12x2-x2+3x+5x-15/4x2-x+5

4x2x (x-3)-x2+3x+5x-15/4x2-x+5

4x2x (x-3)-x x (x-3)+5x-15/4x2-x+5

(x-3) ×(4x2-x+5)/4x2-x+5

x-3