Question

Tanya walked for 17 minutes from her home to a friend that lives 1.5 kilometers away.

d(t) models Tanya's remaining distance to walk (in kilometers), t minutes since she left home.

What's the appropriate domain?

Answer 1

Tanya walked for 17 minutes from her home to a friend that lives 1.5 kilometers away.

Answer 2

Real numbers
0≤ t ≤17