Mathematics, 31.07.2019 16:20 Hahdhbd

Which of the following parabolas opens up? a. directrix: y = 2; focus: (−3, −5) b. directrix: y = 2; focus: (3, 5) c. directrix: y = −2; focus: (3, −5) d. directrix: y = −2; focus: (−3, −5)

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Which of the following parabolas opens up? a. directrix: y = 2; focus: (−3, −5) b. directrix: y...

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