- How do I find an equation of a parabola with a vertex at (1,4) and a focus at (1,7)?

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Prove the following assertions involving arbitrary sets A, B, C: (a) A × (B ∩ C) = (A × B) ∩ (A × C) (b) (A ∪ B) × C = (A × C) ∪ (B × C)? In the reaction Sn(s) + Br2(l) SnBr2(s) , what is being oxidized and what is being reduced? If I had primary complex as a child, will I test positive for a 2-step TB test? Let a☺b = 2a − 3b. What is the value of (1☺2)☺7? How do you get to the answer. I know the answer is -29. I don't get it. Thanks so much.? A sailboat travels a distance of 2 1/2 miles in 1/6 of an hour. Which complex fraction represents the unit rate in miles per hour?

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