Mathematics, 03.12.2020 19:50 livingfamyboys35
What are the coordinates of the focus and the equation of the directrix?
focus: (negative one-fourth, 0); directrix: x = One-fourth
focus: (one-fourth, 0); directrix: x = Negative one-fourth
focus: (–4,0); directrix: x = 4
focus: (4,0); directrix: x = –4
Answers: 3
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Jackie purchased 3 bottles of water and 2 cups of coffee for the family for $7.35. ryan bought 4 bottles of water and 1 cup of coffee for his family for 7.15. how much does each bottle of water cost? how much does each cup of coffee cost?
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Which type of graph would allow us to quickly see how many students between 100 and 200 students were treated?
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Use matrices to solve this linear system: 5x1 − 2x2 = −30 2x1 − x2 = −13 x1 = x2 =
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What are the coordinates of the focus and the equation of the directrix?
focus: (negative one-fourt...
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