Let f : [0, 1] – R be the Dirichlet function i.e. let f(x) :=1 if x EQ0 ifxe QLet, furthermore, g : 0, 1] -gt; R be a Riemann integrable function such that g(x) gt; f(x) for all x E [0, 1].Prove that9gt; 0.Hint: Use the squeeze theorem.Math