Advanced Algebra - Rational Expressions

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What values for x make the expression undefined?

Back

The expression is undefined for x = 8 and x = -10.

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Front

Define a rational expression.

Back

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

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What does it mean for a rational expression to be undefined?

Back

A rational expression is undefined when its denominator equals zero.

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How do you find the vertical asymptotes of a rational function?

Back

Vertical asymptotes occur at the values of x that make the denominator zero.

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What is the process for simplifying a rational expression?

Back

Factor the numerator and denominator, then cancel common factors.