Question

for any AP a25-a20=15,then d for this AP is .........​

Answer 1

Answer:

a25 = 25th term = a+(25-1) d =a+24d

a20 = 20th term = a +(20-1) d = a +19d

a + 24d -( a + 19d) = 15

a + 24d - a - 19d =15

5d =15

d =3

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Answer 2

ramjane bhai nahi Pata to kya kare