Question

the fourth term of AP is 6 more than its second term. if the eight term is 26 find the ap​

Answer 1

Answer:

5, 8 , 11, 14,.....

Explanation:

Given

a4= 6+ a2

=> a4 - a2 = 6

=> a +3d -a -d = 6

=> 2d = 6

=> d = 3.

a8 = 26

=> a + 7d = 26 ----------(I)

Putting the value of d in (I)

a+7(3)= 26

=> a + 21 = 26

=> a = 26 - 21

= 5

Therefore, AP is 5 ,8, 11, 14......