Question

How do you find `w(t-1)` given `w(t)=t^2-4`?

Answer 1

The answer is `=(t+1)(t-3)`

Explanation:

Replace `t` by `(t-1)`

`w(t)=t^2-4`

`w(t-1)=(t-1)^2-4=t^2-2t+1-4`

`=t^2-2t-3=(t+1)(t-3)`