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Mathematics
Mathematics
Problem
Choose the correct simplified form of
(
x
2
−
2
x
+
3
)
(
x
2
+
2
x
+
3
)
(x^2 - 2x + 3)(x^2 + 2x + 3)
(
x
2
−
2
x
+
3
)
(
x
2
+
2
x
+
3
)
. a)
x
4
+
4
x
2
+
9
x^4 + 4x^2 + 9
x
4
+
4
x
2
+
9
b)
x
4
+
2
x
2
+
9
x^4 + 2x^2 + 9
x
4
+
2
x
2
+
9
c)
x
4
−
2
x
2
+
9
x^4 - 2x^2 + 9
x
4
−
2
x
2
+
9
d)
x
4
+
2
x
2
−
9
x^4 + 2x^2 - 9
x
4
+
2
x
2
−
9
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