Question

If x is rational, y is irrational and xy is rational, then 1 point X<0 x=0 x>0 None

Answer 1

Answer:

Let f be a function such that f(xy)=f(x)f(y”) for all x and y. If f(x) is continuous at x=1, show that f(x) is continuous at all x # 0. If f(x)= |x+1 | x ...