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OpenStudy (anonymous):
Where does the graph of x2 - x - 2 = y cross the x-axis?
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OpenStudy (anonymous):
when y=0, it crosses the x-axis x^2-x-2=0 you can factor this and solve for x
OpenStudy (anonymous):
(x-2)(x+1)=0 x=2, -1 so the points (2,0) and (-1, 0) are x-intercepts
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