Find the Limit $\lim _ { ( x , y , z ) \rightarrow ( 3,2,4 ) } \frac { x y + y z + x z } { x y z - 6 }$

question 19

Multiple Choice

Find the limit $\lim _ { ( x , y , z ) \rightarrow ( 3,2,4 ) } \frac { x y + y z + x z } { x y z - 6 }$

• A) \(\frac { 13 } { 9 }\)
• B) \(0\)
• C) \(- \frac { 1 } { 6 }\)
• D) \(\frac { 1 } { 6 }\)

---

Definitions:

Exam Scores

Numerical values that represent the performance of individuals on academic assessments.

Matched Pairs Design

A research design in which subjects are paired based on certain similarities, and each pair is treated differently to assess the effect of a variable.

Completely Randomized Design

An experimental design where all subjects are randomly assigned to treatments, ensuring each treatment is applied in an unbiassed way.

Five-point Scale

A measurement tool used in questionnaires to evaluate opinions or attitudes, often ranging from strongly agree to strongly disagree.