How do you factor polynomial expressions like 2x-4?

Answer 1

By grouping. Sometimes group 3 terms and factor them as trimonial them see if you can do more with the last term.

sometimes you group them into pairs and factor the pairs, then see if you can do more.

Answer 2

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Answer 3

4x - y^2 is in its simplest form.

(4x - y)^2 factors to (4x - y)(4x - y)

Answer 4

synthetic division

Answer 5

(x - 4)(x + 4)(x2 + 16)

Answer 6

(x2 - 2)(x2 + 2)

Answer 7

That expression can't be factored.

Answer 8

2(x - 2)