True or False question! ⬇⬇ Will give BRAINLIEST! No matter the medium, light will always bend at the same angle when it passes from one medium to a different medium.
-True
-False

Suppose that f : rn → rm and that a ∈ k, where k is a connected subset of rn . suppose further that for each x ∈ k there exists a δx > 0 such that f(x) = f(y) for all y ∈ bδx (x). prove that f is constant on k; that is, f(x) = f(a) for all x ∈ k