Question

help me simplify t^2-4/t^2-4t+4

Answer 1

t^2-4 can be written as (t+2) (t-2). t^2-4t+4 can be written as (t-2)(t-2). Cancel out the (t-2) from the top and bottom.

Answer 2

what is the answer

Answer 3

\[\frac{(t+2)(t-2)}{(t-2)(t-2)}\]

write this down and physically cross out one t-2 from the top and bottom...what do you have left?