Find the 7th term from the end of the A.P. 7,10,13.....184
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L= last term = 184
d= common difference= 10-7=3
therefore, 7th term from the end = 184+(7-1)(-3)
[ because nth term from the end = l+(n-1)(-d)
= 184+6(-3)
= 184-18
= 166
@skb
d= common difference= 10-7=3
therefore, 7th term from the end = 184+(7-1)(-3)
[ because nth term from the end = l+(n-1)(-d)
= 184+6(-3)
= 184-18
= 166
@skb
tahavora2003:
sry you are right
i have taken 3 instead of -3 in diffrence
I 9 i am ryt
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the ans of this question is 161
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