Question

Algebra 1, help please! (:

Answer 1

Question:
Explain how a four-term polynomial is factored by grouping and when a quadratic trinomial can be factored using this method. Include examples in your explanation.

Answer 2

\[2x^3-4x^2+2x-4 =\\2x^3+2x -4x^2-4 =\\2x(x^2+1) -4(x^2+1)=\\(x^2+1)(2x-4)\]

Answer 3

Don't really understand what you just wrote.. o: Could you explain please? (:

Answer 4

He just grouped them

Answer 5

Oh okay, thanks! (:

Answer 6

yw!