Last term of the arithmetic progression 8,15,22 is 218. find the number of terms
Answers
Answered by
4
Answer:
n=31
Step-by-step explanation:
Given : a=8
d=T²-T¹
=15-8
=7
last term=218
To find: no. of term : a+(n-1)d
solution: l =a +(n-1)d
218 =8+(n-1)7
218-8=(n-1)7
210=(n-1)7
210/7 = n-1
30= n-1
n=31
Answered by
0
Answer:
31 is the correct answer....
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