Mathematics
Senior High
Solved
3行目から4行目になる方法が分かりません💦
式の値:3 文字の対称式
6
-
||
||
a ( ² ² + ¹² ) + b ( ²¹⁄² + ¹² ) + c ( 1²/1 + ²/² )
b
b
a + € + €
C
a
b
a
0+0.
C
b+c
a
-a
a
+
+
a+c
b
-b
+
+
+
-C
C
= -1-1-1=-3
a+b
C
(a+b+c= 0)
Answers
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理解しました!ありがとうございます!!