XYZ has been rotated 90°, as shown in the diagram. What is the length of
Y'Z?
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The given dot plot represents the average daily temperatures, in degrees fahrenheit, recorded in a town during the first 15 days of september. if the dot plot is converted to a box plot, the first quartile would be drawn at __ , and the third quartile would be drawn at __ link to graph: .

What is the value of x? enter your answer in the box.

What are the solutions of the equation x4 + 6x2 + 5 = 0? use u substitution to solve.