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Mathematics, 15.01.2020 21:31 student0724

Evaluate the following expressions. exact real number answers are required for each problem. when one of them does not evaluate to a real number, type undefined in its answer box. also, if you try to enter the calculation into webwork for an undefined process, webwork will not give you credit. pay attention to how placing parentheses, shifting the location of a negative sign, or changing an operation can change the result of the calculations.

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