Question

What is the nth term rule of the linear sequence below?
-5, -2, 1, 4, 7,....
T₁=

Answer 1

> [-2-(-5)]; [1-(-2)];[4-1];[7-4]
> 3;3;3;3
> a=3 ; d=0
> Tn=a+d(n-1)
> Tn=3+0(n-1)
Therefore
T1= 3+0(1-1)
T1=3