+0  
 
+1
175
1
avatar

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

Guest May 9, 2017
Sort: 

1+0 Answers

 #1
avatar+7056 
+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)

hectictar  May 9, 2017

8 Online Users

New Privacy Policy (May 2018)
We use cookies to personalise content and ads, to provide social media features and to analyse our traffic. We also share information about your use of our site with our social media, advertising and analytics partners.  Privacy Policy