Question

simplify
[t^2-(t-2)^2]​

Answer 1

Answer:

-4+4t

Step-by-step explanation:

[t^2-(t-2)^2]

[t^2-(t^2+2^2-2×2×t)]

[t^2-(t^2+4-4t)]

[t^2-t^2-4+4t]

-4+4t