Math, asked by shaiknada11, 7 months ago

sum of terms of an ap 1 2 3 4.......n is

Answers

Answered by madangupta59

1

Answer:

n(n_1)÷2 is the sum of these no.

Answered by guru8240

2

Answer:

Sn=n(n_1)÷2

Step-by-step explanation:

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