Find all values that make the rational expression undefined. If the rational expression is defined for all real numbers, so
state.
-x² - 16 x² - 11x + 28

Name: Find all values that make the rational expression undefined. If the rational expression is defined for all real numbers, so state. -x 2 - 16 x 2 - 11x + 28 A) x = 0 B) x = -7, x = -4 C) x = 4, x = -4 D) x = 7, x = 4
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Question

Quizplus · Accepted Answer

The rational expression is undefined when the denominator is zero. Factoring the denominator x^2 - 11x + 28 gives (x - 7)(x - 4). Setting each factor to zero gives x = 7 and x = 4.

Find All Values That Make the Rational Expression Undefined