If a+1,2a+1,4a-1 are in A.P., then the
value of a is:
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Answer:
a = 3
Step-by-step explanation:
T3- T2 = T1
=(4a-1) (2a -2) = (2a+1) - (a+1)
=4a-1 -2a-2 = 2a+1 -a-1
=2a -3 = 3
= a =3
answer..
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