Question

the sum of first three terms of an AP is 24. then find the value of a​

Answer 1

Answer:

a=7

Step-by-step explanation:

Let the first 3 terms of an AP be a, a+1 and a+2.

According to the question,

a+a+1+a+2=24

3a+3=24

3(a+1)=24

a+1=24÷3

a+1=8

a=8-1=7.

Therefore, a =7