Mathematics
Junior High
Resolved
①②はなぜこうなるか③はあっているかそして左側のもなぜこうなるのか、教えてください
2 32
c
- (ab² ²)4 ÷ (b²
a²
-ax-bx-Cじゃないんですか?
a4
X
1
a
(a)(b)(c)2
①(a)x(a)x(a)x(-a)x(-a)
+
=-ab8c8×
b4c6
+
C
ab³c²
2
=-ab
bxb)x(-b)
=-63
③(c)x(c) = C²
Answers
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③あってます!