what is the difference between the 11th and 17th term of an arithmetic series having a common difference of 9
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Step-by-step explanation:
Correct option is
D
53
17
th
term of the A.P. is a
17
=a+(n−1)d
Given series is 5,8,11,14,....
Here a=5,d=3,a
1
=?
Therefore, a
17
=5+(17−1)3
⇒a
17
=5+16×3
⇒a
17
=53
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