how many terms are there in AP 18,15½,13,.....,-47
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Answered by
1
27 is the answer
hope it will help you
Answered by
5
Answer:
Step-by-step explanation:first term (a) =18
common difference = -(18-15*1/3)
formula for an Nth term =a +d(n-1) =X
18-8/3(n-1) =-47
Solving above equation
n=22 th term
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