Answers

2016-03-17T18:16:48+05:30

ANSWER FOR FIRST IS IN PIC AND FOR SECOND IS GIVEN BELOW:-
Let n be 3
then, a3= a3-1-3
=a2-3
=2-3( putting the value of a2)
=-1
similarly with a4,a5,a6.....
HOPE THIS ANSWER WILL SATISFY YOU
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