Mathematics
Junior High
Solved
これ分かりやすく説明してください！
27 式の値④
=
1
+12-1/2 のとき、+2/23 の値を求めよ。
IC
x+
1
解 x2+
22
=2+2xxx
= (x +
x2
1
1
IC
IC
-2xxx
IC
52
25
8
2=
-2=
IC
4
4
1
=
17
4
をせ
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