Activity 1: Step by Step! Transform the given quadratic functions into the form y = a (x - 1)2 + k by following the steps (Note: You can choose solution 1 or solution 2).Write your answer below. 1.f(x) = x2 - 4x - 10 2. f(x) = 3x2 - 4x + 1 3. f(x) = -x2 - 4x - 7