Math, asked by precioustheras4506, 9 months ago

this formula is used in all sums

Answers

Answered by Anonymous

0

Answer:

$s {n} = \frac{n}{2}(a + (n - 1)d))$

i think its correct

Answered by shamshersingh946672

0

Step-by-step explanation:

No, in different sum different formula is used

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