Question

if the common difference of an AP is 5 then what is a18 - a13
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Answer 1

Answer:

Ans 25

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Step-by-step explanation:

hope this helps you

Answer 2

Answer:

25

Step-by-step explanation:

Formula is an = a + (n-1)*d

a18 = a + 17d

a13 = a + 12d

a18 - a13 = 5d = 5 * 5 = 25 ( since common difference d is 5 )

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