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anonymous
 5 years ago
Will a parabola always have two x intercepts?
anonymous
 5 years ago
Will a parabola always have two x intercepts?

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myininaya
 5 years ago
Best ResponseYou've already chosen the best response.0sometimes it won't cross the xaxis

myininaya
 5 years ago
Best ResponseYou've already chosen the best response.0it might cross the xaxis once like f(x)=x^2

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0oh ya i just did that on my graphing calculator

myininaya
 5 years ago
Best ResponseYou've already chosen the best response.0example of a parabola not crossing the x axis is f(x)=x^2+2

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0http://www.bbc.co.uk/schools/gcsebitesize/maths/algebra/transformationhirev1.shtml

myininaya
 5 years ago
Best ResponseYou've already chosen the best response.0example of a parabola crossing the xaxis is f(x)=x^22

myininaya
 5 years ago
Best ResponseYou've already chosen the best response.0that last example was it crossing twice

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0it depends on the value of the discriminant (b^24*a*c), if the discriminant is positive there are two intercepts, one intercept i f the discriminant is 0 and none if the discriminant is negative.

myininaya
 5 years ago
Best ResponseYou've already chosen the best response.0so either 0,1, or 2 times a parabole will cross

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0and ya i typed all of the equations u said into my graphing calculator and got everything u said

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0u ppl should be teachers or somethin lol ^^
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