Enable text based alternatives for graph display and drawing entry

Try another version of this question

Given `P(x)=3 x^5 + 8 x^4 + 5 x^3 + 20 x^2 - 28 x - 48`, and that `2 i` is a zero, write `P` in factored form (as a product of linear factors). Be sure to write the full equation, including `P(x)=`.

 

Get help: