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Mathematics
Mathematics
Problem
Simplify
(
x
+
2
)
2
−
(
x
−
3
)
(
x
+
3
)
(x+2)^2-(x-3)(x+3)
(
x
+
2
)
2
−
(
x
−
3
)
(
x
+
3
)
. a)
4
x
−
5
4x-5
4
x
−
5
b)
4
x
+
9
4x+9
4
x
+
9
c)
4
x
+
13
4x+13
4
x
+
13
d)
x
2
+
4
x
−
5
x^2+4x-5
x
2
+
4
x
−
5
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