Formula for sum in arithmetic progression
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sn=n/2(2a+(n-1)d) or sn =n/2(a+l) ,
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Heya !!
Here is your answer...
The formula for sum in Arithmetic Progression are :
● n/2 [ 2a + (n-1)d ]
● n/2 ( a + l ) where l is the last term.
Hope it helps.
Here is your answer...
The formula for sum in Arithmetic Progression are :
● n/2 [ 2a + (n-1)d ]
● n/2 ( a + l ) where l is the last term.
Hope it helps.
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