if nth term of an A. P. is (2n+1). what is the aim of its first three

1.	if nth term of an A. P. is (2n+1). what is the aim of its first three terms.
Answer» n=1 2(1)+1 =3n=2 2(2)+1=5n=3 2(3)+1=7 AP is 3,5,7

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