SOLUTION: Find the x-intercepts of the graph of the equation: y = x^2 - 1 i really need your help asap thanx :)

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Question 391761: Find the x-intercepts of the graph of the equation:
y = x^2 - 1
i really need your help asap thanx :)
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi,         

Finding the x-intercepts of the graph of the following equation

    y = x^2 - 1      [parabola crosses x-axis when y = 0

    0 = x^2 - 1

    x^2 = 1

    x = ± 1  x-intercepts are points Pt(-1,0) and Pt(1,0)