Question

30th term of the AP: 10, 7, 4, ....., is
(a) 97
(b) 77
sc) -77
(d) -87
​

Answer 1

30th term of the AP: 10, 7, 4, ....., is

T30 = 10 + 29(3) = 97

Answer 2

First term =a= 10

common difference= d = (7-10)= -3

30th term = a+ 29d

= 10+ 29(-3)

10-87

= -77

hope it will help you......