Respuesta :

top problems:

1-) x²-2x-8

(x-4)(x+2)

---------------------

2-) 4s²-4s+1

(2s-1)²

---------------------

3-) 6x²-3-7x

(2x-3)(3x+1)

---------------------

4-) 4u²+8u

4u(u+2)

---------------------

5-) t²-15

2t

---------------------

6-) 3x²-x-4

(3x-4)(x+1)

bottom problems:

1-) [tex]\frac{1}{4},-1[/tex]

y=x²+[tex]\frac{3x}{4}-\frac{1}{4}[/tex]

---------------------

2-)[tex]\sqrt{2},\frac{1}{3}[/tex]

y=x²-[tex]\frac{x}{3}-\sqrt{2}x+\frac{\sqrt{2} }{3}[/tex]

---------------------

3-) 0, √5

y=x²-x√5

---------------------

4-) 1,1

y= x²-2x+1

---------------------

5-)[tex]-\frac{1}{4}, \frac{1}{4}[/tex]

y=x²-[tex]\frac{1}{16}[/tex]

---------------------

6-) 4,1

y=x²-5x+4

Step-by-step explanation:

1) x²- 2x - 8

= x² - 4x + 2x - 8

= ( x - 4 )(x-2)

2) 4s² - 4s +1

= (2s)² - 2*2*s + 1²

= ( 2s + 1)²

In similar way you can factor out the other expressions .