+0  
 
+1
671
1
avatar

what is the awnser to z2+2z-8 in foil method thanks

 May 9, 2017
 #1
avatar+9460 
+1

I think you want to factor this:

z2 + 2z - 8

 

What two numbers add to 2 and multiply to - 8? → 4 and -2

So..we can factor the expression like this:

(z + 4)(z - 2)

 May 9, 2017

2 Online Users

avatar