Factorise : 32x4 – 2y4
Answers
Answered by
0
Answer:
16
x
4
−
y
4
)
Rewrite
16
x
4
as
(
4
x
2
)
2
.
2
(
(
4
x
2
)
2
−
y
4
)
Rewrite
y
4
as
(
y
2
)
2
.
2
(
(
4
x
2
)
2
−
(
y
2
)
2
)
Since both terms are perfect squares, factor using the difference of squares formula,
a
2
−
b
2
=
(
a
+
b
)
(
a
−
b
)
where
a
=
4
x
2
and
b
=
y
2
.
2
(
(
4
x
2
+
y
2
)
(
4
x
2
−
y
2
)
)
Factor.
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2
(
4
x
2
+
y
2
)
(
2
x
+
y
)
(
2
x
−
y
)
Step-by-step explanation:
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