T2U6 Reteach

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What does it mean if an expression cannot be simplified?

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It means that the expression cannot be reduced to a simpler form or combined with other terms.

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Define a rational expression.

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A rational expression is a fraction where the numerator and the denominator are both polynomials.

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The first step is to rewrite each fraction with the least common denominator.

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What does it mean to simplify an expression?

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To simplify an expression means to reduce it to its simplest form by combining like terms and eliminating any unnecessary parts.