Answer:
i can't see it it's turned sideways, sorry!!!!!
Step-by-step explanation:
If

, then by the remainder theorem

has a remainder of 0, which means

is divisible by

. In fact,

So we know 1 is a root, and the other two roots are -1 and -3.
Answer:
x + 2
Step-by-step explanation:
The quotient is always on the top of the division problem.
Hope it helps and have a great day! =D
Answer:
-4a²+4a³
Step-by-step explanation: