Question

in an AP if fourth term is 8 and first term is 2 then its common difference is
A. 6
B. 4
C. 2
D. 10​

Answer 1

Answer:

hey mate,

ur ans is..

a=2. --->1

a+3d=8. ------>2

substituting the value of 1 in eq

2+3d=8

3d=6

d=2

Step-by-step explanation:

HOPE IT HELPS...

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Answer 2

Answer:

1. A4= 8 ,A1= 2

Step-by-step explanation:

A4 = 8 ,a + 3d= 8 , 2 + 3d=8. 3d= 8-2, 3d =6. d=2