# SOLUTION: what is the x-intercept of y=x^2-2x-3?

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 Click here to see ALL problems on Quadratic Equations Question 427442: what is the x-intercept of y=x^2-2x-3?Found 2 solutions by John10, ewatrrr:Answer by John10(267)   (Show Source): You can put this solution on YOUR website!When we find the x-intercept (let y =0) and vice versa x^2 - 2x -3 =0 (x -3)(x + 1)= 0 x= 3 or x = -1 The x-intercept has the form (x,0): (3,0) and (-1,0) It means that the equation cross the x-axis twice at x = 3 and x = -1 Answer by ewatrrr(10682)   (Show Source): You can put this solution on YOUR website! ``` Hi x-intercepts (Note: when y = 0) y=x^2-2x-3 x^2-2x-3=0 factoring (x-3)(x+1)=0 (x-3)=0 x = 3 (x+1)=0 x = -1 x-intercepts: (3,0) and (-1,0) ```