Fill in the Blank with One of the Words or Phrases

question 228

Multiple Choice

Fill in the blank with one of the words or phrases listed below. Not all choices will be used. $$\begin{array} { l l l l } \text { least common denominator } & \text { simplifying } & \text { reciprocals } & \text { numerator } \\\text { cross products } & \text { ratio } & \text { proportion } & \text { denominator } \\\text { rational expression } & \text { domain } & \text { complex fraction } & \\\frac { - a } { b } & \frac { a } { - b } & \frac { - a } { - b } &\end{array}$$
-In a(n) , the numerator or denominator or both may contain fractions.

• A) proportion
• B) rational expression
• C) cross products
• D) complex fraction

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