118. Sonli ketma-ketlikning n-hadini hisoblash

Agar $a_{n} = - 7 n^{3} + 9 n^{2} + 5 n + 79$ bo‘lsa, ushbu sonli ketma-ketlikning 25 hadi qiymatini kiriting.

Yechimni jo'natish uchun tizimga kirish lozim.

Tizimga kirish

Ushbu sahifaga havola: https://itboom.uz/m118/

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