what are the all formula of ap: Sn
Answers
Answered by
2
heya...
Sn=n/2[2a+(n-1)d]
or
n/2(a+l)
where a is the first term
d is common difference
n is the number of terms
l is the last term or An
hope it helps u
^_^
Sn=n/2[2a+(n-1)d]
or
n/2(a+l)
where a is the first term
d is common difference
n is the number of terms
l is the last term or An
hope it helps u
^_^
Anonymous:
hope it helps u dear
Answered by
1
Hii....
the formula of sum of a ap is:-
sn=n/2[2a+(n-1)d]
or,
sn=n/2(a+l) where L is last term (an)
thanks
I hope it will help you.....
the formula of sum of a ap is:-
sn=n/2[2a+(n-1)d]
or,
sn=n/2(a+l) where L is last term (an)
thanks
I hope it will help you.....
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