Find the general term of an ap 12,15,18,21.....
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general term for 12,15,18,21 ...
in this term first term a=12
comman difference d=3
general term an=a+(n-1)d
=12+(n-1)3
=12+3n-3
an =9 +3n
in this term first term a=12
comman difference d=3
general term an=a+(n-1)d
=12+(n-1)3
=12+3n-3
an =9 +3n
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