Answer:
<em>A) (-5,7)</em>
Step-by-step explanation:
<u>Functions and Relations</u>
A set of values A can have a relation with another set B as long as at least one element of A has at least one image in B. Functions are special relations where each element of A (the domain of the function) has one and only one image on B (the range of the function).
By looking at the options, we can see that x=9, x=-8, and x=-1 already have defined values in Y, so if we define another value for any of them the relation will stop being a function. The only possible choice to preserve the function is the option

Answer:
5cm in the diagram
Step-by-step explanation:
30/6=5
Answer:
None of the listed
Step-by-step explanation:

45x to the 3rd power y divided by 9xy
5x to the 3rd power y
Answer:

Step-by-step explanation:
distance between 2 points:
