Question

find the first four terms of an AP whose first term 25 and the common difference is -3​

Answer 1

Answer:

The first term of ap(a1) is 25

The common difference (d) is -3

so , we know that ap are in the form of

a , ( a + d ) , ( a + 2d) , ( a + 3d) , ........

25 , [ 25 + (-3)], [25 +2 ( -3)], [25 + 3(-3)]......

25 , 22 , 19 , 16 .........