Rational Expressions Test Wozgen

Front

What is a rational expression?

Back

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

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How do you simplify a rational expression?

Back

To simplify a rational expression, factor both the numerator and the denominator and then cancel any common factors.

Front

What is the domain of a rational expression?

Back

The domain of a rational expression is all real numbers except where the denominator equals zero.

Front

What does it mean to multiply rational expressions?

Back

To multiply rational expressions, multiply the numerators together and the denominators together, then simplify if possible.

Front

How do you divide rational expressions?

Back

To divide rational expressions, multiply by the reciprocal of the divisor and then simplify.

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Front

What is the process of adding rational expressions?

Back

To add rational expressions, find a common denominator, rewrite each expression, and then combine the numerators.

Front

What is the process of subtracting rational expressions?

Back

To subtract rational expressions, find a common denominator, rewrite each expression, and then subtract the numerators.

Front

What is a complex fraction?

Back

A complex fraction is a fraction where the numerator, the denominator, or both contain fractions.