Find the sum of series 2+5+8+......+182
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Answered by
3
91 x 185 or 16,835 is the correct answer
Answered by
6
sn=n/2(2a+(n-1)d)
an=a+(n-1)d
182=2+(n-1)3
182=2+3n-3
183=3n
183/3=n
61=n
sum=
sn=61/2 ( 4 +180)
=30.5(184)
=5613
an=a+(n-1)d
182=2+(n-1)3
182=2+3n-3
183=3n
183/3=n
61=n
sum=
sn=61/2 ( 4 +180)
=30.5(184)
=5613
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