Mathematics
Senior High
青い}で示した数列の和って丸で囲んだ式で合ってますか?
510x101
1.0X1070/ 2,0x/0-3
~ 2,5 x 105
t₁² 2.4² +3·4² +4.4ª +in+ n.4″+ (nel) 4^
ghti
2.4043, 44 troethe
-14 tn=
~3 t n = 2₁4²³² + √√·43 + ligt fleit tightlights - (nti) qhtz
4
和
初項64,公比4項数n
→ N-1
3=ntl
4 4²
'+ (ner) fitz
64(4^-17
44
ni
n項
3
4²³ +4²+ &² +1.49².
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