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What new technique did the U.S.Census introduce in 2010 in an attempt to increase the response rate?
Simplified Expression
An expression that has been reduced to its simplest form, combining like terms and applying mathematical operations where possible.
Algebraic Expression
An expression consisting of numbers, variables, and arithmetic operations, expressing a mathematical relationship without an equality sign.
Simplified Expression
An algebraic expression that has been condensed to its simplest form, typically by combining like terms and reducing fractions.
Algebraic Expression
A mathematical phrase that can include numbers, variables, and operation symbols, but no equals sign.
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