which term of an A.P. 16, 11, 6, 1,... is - 54 ?
Answers
Answered by
2
Answer:
Soln is in my attachement
hope it's helpful for u
Attachments:
Answered by
1
Answer:
a:16
d:11-16
-5
n:?
an:-54
an=a+(n-1) d
-54=16+(n-1) -5
-54=16-5n+5
-54-21=-5n
-75/-5=n
15=n
15 is answer
Similar questions