Видео ютуба по тегу Derivation Of The Nth Term And Sum Of The First N Terms Of A.p

Сумма первых 15 членов АП равна 750, а его первый член равен 15. Найдите 20-й и n-й члены.

The sum of the first 𝑛 terms of an arithmetic progression is 3𝑛^2+𝑛. Find the 𝑘th term of the series

in an arithmetic progression the first term is 22 nth term is -11 and the sum of the first n terms

An AP consist of n terms whose nth term is 4 and the common difference is 2 .If the sum of n terms

Arithmetic Progression (AP) | nth Term & Sum of the First n Terms Explained

The sum of first n terms of an AP is 5n²-n. Find the nth term of the AP. #cbse

In an A.P. , if the first term a = 7, nth term an = 84 and the sum of first n terms Sn = 2093/2 then

Q31 The sum of first n terms of an AP is 5𝒏 2 − 𝒏. Find the nth term of the AP.

Arithmetic Progression (AP) – Finding nth Term, Sum of n Terms & Common Difference Class 10 Maths

an A.P. if the first term a=7, nth term an=84 and the sum of first n terms Sn=2093/2 then n is equa

Arithmetic Progression (AP) Problems Sum of n Terms nth Term AP Formulas Class 10 Maths

In an A.P., if the first term a = 7, nth term a₁ = 84 and the sum of first 2093 n terms sn = 2 nthen