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What is the equation of the parabola with focus (1, -3) and directrix y = 2? OA. y=-3x²+2x-2 OB. y=-4x²+8x-21 OC. Y=2/3x^2-4/3x+7/6. OD. Y=-1/10x^2+1/5x-3/5
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What is the equation of the parabola with focus (1, -3) and directrix y = 2? OA. y=-3x²+2x-2 OB. y=-4x²+8x-21 OC. Y=2/3x^2-4/3x+7/6. OD. Y=-1/10x^2+1/5x-3/5
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Aug 4, 2023
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What is the equation of the parabola with focus (1, -3) and directrix y = 2?
OA. y=-3x²+2x-2
OB. y=-4x²+8x-21
OC. Y=2/3x^2-4/3x+7/6. OD. Y=-1/10x^2+1/5x-3/5
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Feihcsim
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Answer:
y = -x^2/10 + x/5 - 3/5
Explanation:
The answer is D: just rearrange
Paras Santoki
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Aug 7, 2023
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Paras Santoki
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