Math, asked by jayacharya1811, 1 year ago

2. Find 18th term from last of A.P 2,7,12,17........
U ORA

Answers

Answered by harshal9860293159

0

Ana=2

d=5

tn=137

tn=a+(n-1)d

137=2+(n-1)5

137=2+5n-5

137=5n-3

140=5n

n=140/5

n=28

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