How do you show that x+7 is a factor of #x^3-37x+84#. Then factor completely?
1 Answer
Mar 18, 2018
The completely factored form is
Explanation:
You can use synthetic division. I'm not going to explain how to do synthetic division here, but this website has a really good explanation of how it works.
Now we have our polynomial as
We can factor our quadratic using
This is the fully factored polynomial. Hope this helped!