Question

How do you factor completely x4+3x3+6x2+12x+8=0?

Answer 1

Answer:

x=−1 or x=−2

Step-by-step explanation:

Step 1: Factor left side of equation.

(x+1)(x+2)(x^2+4)=0

Step 2: Set factors equal to 0.

x+1=0 or x+2=0 or x^2+4=0

x=−1 or x=−2