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GRE数学

2013年新gre考试:gre数学考点Evaluating Expressions详解

 Evaluating Expressions To evaluate an expression, plug in the specific values for the variables and simplify. Example For x=2, the expression 3x+5 evaluates to 3*2+5=11. For x=2 and y=1, the expression xy/(x+y) evaluates to 2*1/(2+1)=2/3. For ...

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