CalculusHard ShareCalculus · Hard problemOn what interval is f(x)=x2−4xf(x)=x^2-4xf(x)=x2−4x increasing?A(2,∞)(2,\infty)(2,∞)B(∞,2)(\infty, 2)(∞,2)C(−2,∞)(-2, \infty)(−2,∞)D(2,−∞)(2, -\infty)(2,−∞)Check Show answer Walk through it step by step Practice more like this