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Mathematics, 29.10.2020 17:20, ksalinas7404
Find the equation of the parabola with its focus at (0,β4) and its directrix y = 4.
Question 15 options:
A) y = β1β8x2
B) y = 1β16x2
C) y = β1β16x2
D) y = β1β4x2
![answer](/tpl/images/cats/otvet.png)
Answers: 2
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Find the equation of the parabola with its focus at (0,β4) and its directrix y = 4.
Question 15 opt...
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