Question

Factorise
x
^2−4x+4x
^2−4x​

Answer 1

Answer:

4=x

Step-by-step explanation:

x+2

1 + x+2 2 = x+2 3 = x+44

​⇒3x+12=4x+8

4=x

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Answer 2

Answer:

x^2-2x-2x+4x

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

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