Question

If the value of the A. P. 3,8,13,18-----is148 find n. ​

Answer 1

Answer:

hope you understand the solution

Answer 2

Answer:

n= 30

Step-by-step explanation:

formula used : an = a + (n-1)d

now

an = 148

a = 3

d= a2 - a = 8-4= 5

n= ?

148 = 3 + (n-1) 5

145= (n-1)5

145/5= n-1

29= n-1

n= 29+1

n= 30