Question

Which term of the AP: 2.9, 3.2, 3.5, 3.8,....is 8?​

Answer 1

Answer:

do it with this

8 = 2.9 + ( n - 1) × 0.3

Answer 2

Step-by-step explanation:

a= 2.9

d = 3.2-2.9

= 0 . 3

an =8

n=?

• an = a+ (n-1) d
• 8=2.9+(n-1)0.3
• 8-2.9 =(n-1)0.3
• 5.1=(n-1)0.3
• 5.1/0.3=n -1
• 17=n-1
• 18= n

18 th term is 8