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Mathematics, 21.06.2019 15:20, queentynaisa
Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?
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In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.
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Se tiene en una caja de canicas 10, 4 blancas y 6 negras ¿cual es la probabilidad que en 2 extracciones con reemplazo sean blancas? ¿cual es la probalidad que en 2 extracciones sin reemplazo sean negras?
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Please Help With this I NEVER DID THIS KIND OF QUESTION!!
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