👤

Answer :

it is not a perfect square trinomial.
Explanation:
Perfect square trinomials are of the form:
(
a
+
b
)
2
=
a
2
+
2
a
b
+
b
2
then:
x
2
+
10
x
+
100
is not a perfect square trinomial:
a
=
x
,
b
=
10
,
2
a
b
=
20
x