Find $$\lim _ { x \rightarrow 7 } \frac { x - 8 } { x ^ { 2 } + 12 x + 27 }$$

question 42

Multiple Choice

Find
$$\lim _ { x \rightarrow 7 } \frac { x - 8 } { x ^ { 2 } + 12 x + 27 }$$
by direct substitution.

• A) \(\frac { 1 } { 160 }\)
• B) \(- \frac { 1 } { 160 }\)
• C) 0
• D) \(\infty\)
• E) limit does not exist

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