|-4b-8| |-1-b^2| 2b^3;b=-2
Hello, We know that:|a|=a|-a|=athen:\(|-4b-8|*|-1-b^2|*2b^3 \\ \\ Replacing: \,\,b=-2 \\ \\ = |-4(-2)-8|*|-1-(-2)^2|*2(-2)^3 \\ =|8-8|*|-1-4|*2(-8)\\ =|0|*|-5|*(-16) \\ =5*(-16) \\ \boxed{=-80}\)Answer: -80
