Answer:
According to steps 2 and 4. The second-order polynomial must be added by
and
to create a perfect square trinomial.
Step-by-step explanation:
Let consider a second-order polynomial of the form
,
. The procedure is presented below:
1)
(Given)
2)
(Compatibility with addition/Existence of additive inverse/Modulative property)
3)
(Compatibility with multiplication)
4)
(Compatibility with addition/Existence of additive inverse/Modulative property)
5)
(Perfect square trinomial)
According to steps 2 and 4. The second-order polynomial must be added by
and
to create a perfect square trinomial.