Which term of given A.P 7, 13, 19, .................. is 205 ? *
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Step-by-step explanation:
a =7
d=13-7=6
an=205
a+(n-1)d=2p5
7+(n-1)6=205
(n-1) x6=212
n-1=212/6
n=212+6/6
n =218/6=109/3
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