Question

F (x)=3xif x is rational and f(x)=x+8 if x is irrational. at which points f is continuous

Answer 1

Let f,g : R → R be continuous such that given any two points x1 < x2, there ... Let f(x) = 0 when x is rational and 1 when x is irrational.

Missing: 3xif ‎| ‎Must include: ‎