Respuesta :
Answer:
b=4
Step-by-step explanation:
Since both terms are perfect squares, factor using the difference of squares formula,
a
2
−
b
2
=
(
a
+
b
)
(
a
−
b
)
where
a
=
x
2
and
Answer:
Since both terms are perfect squares, factor using the difference of squares Since both terms are perfect squares, factor using the difference of squares formula,
a
2
−
b
2
=
(
a
+
b
)
(
a
−
b
)
where
a
=
x
2
and
b
=
4
.
5
(
x
2
+
4
)
(
x
+
2
)
(
x
−
2
)
