is zero is a term of the A.P 31,28,25.....8? Justify
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A.P. 31,28,25,..…......8
a=31
d=28-31
=-3
an= a+(n-1)d
0=31+(n-1)-3
-31=-3n+3
-31-3=-3n
-34=-3n
n=34\3
1
n=11— ( it is not possible because it is not a nature no.)
3
n=11
a=31
d=28-31
=-3
an= a+(n-1)d
0=31+(n-1)-3
-31=-3n+3
-31-3=-3n
-34=-3n
n=34\3
1
n=11— ( it is not possible because it is not a nature no.)
3
n=11
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