Find the number of terms in the given ap 7,3,19----205
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Answer:34 terms
Step-by-step explanation:
Given:
a=7 d= 13-7= 6 l= 205
To find: n:?
Solution:
l = a +(n-1)d
205= 7 +(n-1)6
33= n-1
34 = n
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