Transform each general form of quadratic function into standard form. Then, identify the values of a, h, and k. You may choose any method of solving. Write your complete solution in your answer sheet. 1.) y = x² - 4x + 1
2.) y = 2x² - 4x + 4
3.)4x² - y = 24x - 31
4.) 2 + x² =y + 3x
PA ANSWER PO PLSS..​