Answers

2016-03-28T13:39:33+05:30
Nth term is a+(n-1)d
here a=7 and d=4
and the answer is 3+4n
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2016-03-28T13:40:53+05:30
Clearly its an arithmetic progression with first term as 7 and common difference is 11-7=4
So nth term is given by
a+(n-1)d
7+(n-1)×4
7+4n-4
4n+3
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