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다항식 Polynomial
Last updated
1 year ago
(
a
+
b
)
2
=
(
a
+
b
)
(
a
+
b
)
=
a
2
+
2
a
b
+
b
2
(a+b)^2 = (a+b)(a+b) = a^2+2ab+b^2
(
a
+
b
)
2
=
(
a
+
b
)
(
a
+
b
)
=
a
2
+
2
ab
+
b
2