if the common difference of AP is 5 then what is a18- a13 ????
Answers
Answered by
3
A18-a13
=a+17d-(a+12d)
=a+17d-a-12d
=17×5-12×5
=85-60
=25
Answered by
5
Answer:
a 18 - a 13
= a+17 d - { a + 12 d }
= a + 17 d - a - 12 d
= 17 × 5 - 12 × 5
= 85 - 60 = 25
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