Mica is solving for the zeros of a quadratic function by completing the square. Her work is shown. What error did Mica make? Mica should have set each x = 0 instead of f(x). Mica should have added 2 to 3 instead of 1. Mica should have multiplied both sides by 2 instead of dividing. Mica should have subtracted 1 from both sides instead of adding