Mathematics
Senior High
Solved
どうくくったら−(3n−4)×2'n乗−4になるんですか?
こ
=2+
6. (2"-¹-1)
2-1
-
-
(3n-4)
2"-4
S₁ (3n-4) 2" +4
=
(3n-1) 2"
(11)
11
AS = (b
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なるほど!
ありがとうございます
引っかかってたのが理解できて嬉しいです