2. If Sn=55 and Sn-1 = 45 find a5
Answers
Answered by
4
Step-by-step explanation:
an= Sn - Sn-1
= 55-45
= 10
.
. . a5= 10×5
= 50
Answered by
0
an=sn-sn-1
Step-by-step explanation:
55-45=10.
A5=10 into 5=50
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