Question

In an A.P, if T4 = 8 & a = 2, then its common difference is​

Answer 1

Answer:

ans in attachment

Step-by-step explanation:

hope it helpsssssss

Answer 2

Answer:

2

Step-by-step explanation:

Tn=a+(n-1)d

Tn=a+(n-1)dT4=2+3d=8 (since, a=2 and n=4)

Tn=a+(n-1)dT4=2+3d=8 (since, a=2 and n=4)3d=8-2

Tn=a+(n-1)dT4=2+3d=8 (since, a=2 and n=4)3d=8-2d=

$\frac{6}{3}$

d=2

formula used:-

Tn=a+(n-1)d