Simplify this expression -

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There are several unique characteristics of qualitative research that make it distinct from quantitative research. describe the aspects of qualitative research and the elements of design that contribute to the rigor of the work. what actions of the researcher can compromise the integrity of the findings?

Use set builder notation to represent the following set: { -3, -2, -1, 0}

Can somebody 1. what is the formula for finding the vertical distance between two points on a coordinate plane?