Mathematics
Senior High
Resolved
数B
2問ともわかりません。特にはてなマークのところがわからないです。
よろしくお願いします
(2) & (36²-76+4) = 3. &\n
6
?
(3) & 1²+²4
+26
(C₂1
11.
=
=
(J
[n+1)(20+1)-7. In (n+1) +4n
In {(n+1) (anti)-7(n+1) +@}
Infan² +34 +1
(874-46-17 ust
=
= {n(2n²-4n +2)
2-(n-1)²
2.47²
2
=
? An(n+1) (2n +1) +²·&n(n+1)
In(n+1) { 2n +1) (b))
= n/n-1)²
2
= n(n+1) (2n +7)
+2
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調整のためにやってるだけだったんですね
毎回分かりやすくありがとうございます