Question

For an
A.P. if the common difference is 5 then 18th term - 13th
term = ?​

Answer 1

Answer:

25

Step-by-step explanation:

Given, the common difference of AP i.e., d = 5

Now, a18 - a13 = a + (18-1) d - [a+(13-1)d]  [∵an = a + (n-1)d]

= a + 17 × 5 - a - 12 × 5  

= 85 - 60 = 25  

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