Because for input=-2 there are more than one outputs. It means the this is not a function and it’s impossible to find a rule.
I can help! With the Greatest Common Factor you figure out the greatest number that can go into all numbers. The number here would be the 2. You then divide 2 by all the numbers in the problem.
You would end up getting x^2 + 6x + 9
I use to struggle with this too. Hope this helps! Have a great day!!
Answer: Sorry, can you repost and comment on this post to reach out to me with a clear pic bc the light is blocking the center of the page
Step-by-step explanation: