Question

Factorize:
-x^2 + 2x - 4

Answer 1

Answer:

Grouping

1

Common factor

Factor by grouping

Factor by grouping

−

2

+

2

−

4

-x^{2}+2x-4

−x2+2x−4

−

1

(

2

−

2

+

4

)

{\color{#c92786}{-1(x^{2}-2x+4)}}

−1(x2−2x+4)

Solution

−

1

(

2

−

2

+

4

)

-1(x^{2}-2x+4)

−1(x2−2x+4)