Question

1
1
1
k
1
1
+
then k is
Let a, a, ay........, be in A.P. If
a, a
a a.-1
a, a
a, +a,
a,
a
a.
equal to
(A) 1
(B) 2
(C)3
(D) None of these​

Answer 1

Answer:

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