which term of the AP 21 18 15 is zero
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Answered by
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7 th term
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sprao534:
8th term =a+7d=21+7(-3)=0
Answered by
49
AP: 21 , 18 , 15...
a=21. d=-3
nth term= a+ (n-1)d
0 = 21 + (n-1) (-3)
-21/-3 = n-1
7+1 = n =8
.....hope it was helpful... let me know if any doubts' there through your comments.
Thank you!
a=21. d=-3
nth term= a+ (n-1)d
0 = 21 + (n-1) (-3)
-21/-3 = n-1
7+1 = n =8
.....hope it was helpful... let me know if any doubts' there through your comments.
Thank you!
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