what is the formula of Sn =?
Answers
Answered by
10
HI MATE HERE IS YOUR ANSWER
FOR AP

FOR AP
aniketkangude143:
bhava
Answered by
8
Sn = n/2 [2a + (n-1)d ]
and
Sn = n/2 [a + An]
and
Sn = n/2 [a + An]
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