Question

Solve the following quadratic function by utilizing the souare root method y=x2-1 x= = +[?] ]​

Answer 1

Answer:

  x = ±1

Step-by-step explanation:

We have to assume you want the solution for y = 0:

  0 = x² -1

  1 = x² . . . . . . add 1

  ±1 = x . . . . . . take the square root

  x = ±1