Mathematics
Senior High
Solved
最後の2行の変形を教えて下さい🙇♀️
-4から
bn=
■から
an
-
-
3+1 (-1)+1 3-(-1)"
4
2.3+2 (-1)
4
4
3"+(-1)"
=
2
bn+1 を消去。
43+1=3.3
(-1)=-(-1)"
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理解出来ました
ありがとうございます🙇♀️