Find 18th term from the end of the ap 6,11,16,21... .......,151
Answers
Answered by
3
the answer will be 91
as the common difference is 5
and 1st term is 6
the formula is a + ( n - 1 ) d
here substitute n = 18 , a = 6 , d = 5
then you will get the answe
as the common difference is 5
and 1st term is 6
the formula is a + ( n - 1 ) d
here substitute n = 18 , a = 6 , d = 5
then you will get the answe
Answered by
0
Answer:
the answer is a18= 66
Step-by-step explanation:
you will get this answer when you reverse the whole AP from the end.
AP= 151......, 21, 16, 11, 6
so a= 151 d= -5
a18= 151+( 17)*(-5)
a18= 66
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