The Constant Of Proportionality is 45.2
Answer:

Step-by-step explanation:
The open circle means that the point is not included in the solution set, and the arrow pointing left means that all numbers less than -2 are members.
In set-builder notation, each term has a special meaning. The braces enclose the members of the set.
Here's how you translate the notation,

Answer:
C. 2-√3
Step-by-step explanation:
Reflection across the x-axis, followed by a, ?