If first and 7th term of an A.P. are 18 and
30 respectively . Find the 13th term
Answers
Answered by
0
Step-by-step explanation:
13=18+12d
-5/12=d
than you find the answer it is simple
Answered by
4
Answer:
Given,
1st term = 18
=> a = 18 ----- eq.1
7th term = 30
=> a + 6d = 30 --- eq.2
=> 18 + 6d = 30
=> 6d = 12
=> d = 2
so, 13th term
= a + 12d
= 18 + 12×2
= 52
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