Determine whether f is continuous at c.
-$f ( x ) = \frac { x - 7 } { x + 9 } ; c = 7$
A) continuous
B) not continuous

Name: Determine whether f is continuous at c. -$f ( x ) = \frac { x - 7 } { x + 9 } ; c = 7$ A) continuous B) not continuous
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Question

Quizplus · Accepted Answer

The function $f(x) = \frac{x - 7}{x + 9}$ is a rational function, which is continuous everywhere in its domain. Since the denominator $x + 9$ does not equal zero at $x = 7$, the function is continuous at $c = 7$.

Determine Whether F Is Continuous at C f(x)=x−7x+9;c=7f ( x ) = \frac { x - 7 } { x + 9 } ; c = 7f(x)=x+9x−7​;c=7

Determine Whether F Is Continuous at C $f ( x ) = \frac { x - 7 } { x + 9 } ; c = 7$