if sn=2n-1 then s2 equal to
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Answered by
1
Answer:2
Step-by-step explanation:
Sn=2n-1
S2=2*2-1
= 4-1
=3
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Answered by
1
Answer:
Step-by-step explanation:
Put n=2
S2=2*2-1
S2=3
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