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Rewrite the equation by completing the square. x^{2}+4x-21 = 0
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The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?
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What is the solution to the system of equation graphed belowa.(0,-4)b.(2,5),1),-3)
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Mathematics, 22.06.2019 05:30, zmerriweather167
If the radius of a circle is 6 inches how long is the arc subtended by an angle measuring 70 degree
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Rewrite the equation by completing the square. x^{2}+4x-21 = 0...
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