The 7th term of an AP whose nth term is 2n +1 is
a) 13 b) 15 c) 7 d) 21
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1
Answer:
15
Step-by-step explanation:
nth term = 2n+1
7th term => 2(7)+1 [n=7]
7th term = 15
Option b) 15 is correct
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