Mathematics
Senior High
Solved
計算が合わないのでどこが違うか教えてほしいです🙇♀️
=
= 4. — /n (n+1)(2n+1)−4·½½n (n+1)+n
∙n 2n+
n+ 1
1)(2n − 1).
-
3
11
い
16
※
*. in(at) (2011) - Rigulace) th
/
(2(1)(a) - 64(A)+3}
{{(2012) (24+1)-66-6443}
h
Answers
Were you able to resolve your confusion?
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ありがとうございます🙇
計算合いました!