Determine Whether Lines $L _ { 1 }$ And $L _ { 2 }$

question 31

Multiple Choice

Determine whether lines $L _ { 1 }$ and $L _ { 2 }$ passing through the pairs of points are parallel, perpendicular, or neither.
$$\begin{array} { l } L _ { 1 } : ( 7 , - 4 ) , ( - 9 , - 1 ) \\L _ { 2 } : ( 4 , - 6 ) , ( - 3,9 ) \end{array}$$

• A) parallel
• B) perpendicular
• C) neither

---

Definitions:

Advantages and Disadvantages

The positive and negative aspects or consequences of a situation, decision, item, or policy.

Negative Cognitive Triad

A cognitive therapy concept where an individual harbors negative views about the self, the world, and the future.

Depression

A mood disorder that causes persistent feelings of sadness and loss of interest, affecting daily functioning.

Psychosocial Contributors

Factors in an individual's psychological development and social environment that contribute to their mental health and behavior.