The remainder is 3.
You can get this by performing long division to answer the question. Since there is a remainder, it is not a factor.
Answer:
1
Step-by-step explanation:
Since the coefficient of x is always double the second number in a squared binomial -> (x-1), -2 is double -1. -1 squared gives you 1.
5y-5y^2-5+2+2y+3y^2-1
collect like terms
7y-2y^2-4
reorder the terms
-2y^2+7y-4
-2y^2+7y-4 is your final answer, I hope this helps!