ICSE & CBSE Board Question Based on Arithmetic Progression of RS Aggarwal
Here the nth term of an AP is given.
You have to find its common difference.
This is the Question Number 5 Of Exercise 11 D of RS Aggarwal Solution.
Deepak BoraNewbie
The nth term of an AP is (3n+5), Find its common difference.
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According to the question:
the nth term of an AP is
a_n = 3n + 5
a_1 = 8
a_2 = 6 + 5 = 11
a_3 = 9 + 5 = 14
common difference :
11 – 8 = 3
14 – 11 = 3
common difference = 3