which term of the arithmetic progression 3,15,27,39....132 more than ots 54th term
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srinithi2220:
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a=3 d=15-3= 12 an=132
132=3+(n-1)12
132/12=3+(n-1)
11-3=n-1
8=n-1
n=9
a54=3+(54-1)12
=3+53 (12)
=3+636
=639
132=3+(n-1)12
132/12=3+(n-1)
11-3=n-1
8=n-1
n=9
a54=3+(54-1)12
=3+53 (12)
=3+636
=639
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