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Mathematics 4 Online
OpenStudy (anonymous):

plz help Determine the focus for the equation y=x^2.

OpenStudy (anonymous):

a. (0, 0) c. (0, 4) b. (0, -4) d. (0,1/4)

OpenStudy (anonymous):

A?

OpenStudy (anonymous):

x^2=4ay is the equation of an upward parabola comparing with your equation 4a = 1 or a = 1/4 focus is (0,a) or (0,1/4) so d is the answer

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