Question

Find the 30 term of the AP )3.7.11.​

Answer 1

Answer:

119

Step-by-step explanation:

Since common difference is 4 so nth term is given by 3+(n-1)4

Put n=30 you will get 3+116=119 as your answer

Answer 2

Answer:

30 th term is 119

Explanation:

S={3,7,11,15.... }, first term is common difference

is

d=7-3=4;n th term is

t n =a+(n-1)d;n=30

therefore t 30 =3+(30-1)4=3+116=119

30 th term is 119 [Ans] a = 3 ,