Find corresponding A.P: a=2/5, d = 1/2
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Answer:
a=2/5
d=1/2
tn=a+.n-1.d
=2/5+.n-1.1/2
=0.25+n-1.0.2
=0.25+0.2n-0.2ans.
.2n=.23
n=23/2
n=5.15
Step-by-step explanation:
use the formula of tn then just put the number in the right arrangement.Then when you reach this part .2n=.23 you can cut both and directly search the nth term....
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