1.The function f(x)=∣x2−2x−3∣⋅e∣9x2−12x+4∣f(x) = |x^2 - 2x - 3| \cdot e^{|9x^2 - 12x + 4|}f(x)=∣x2−2x−3∣⋅e∣9x2−12x+4∣ is not differentiable at exactly:Login to continueOnly logged in users canattempt or see the solution.