<h2>Answer:</h2>
<u>1/2 is equal to 0.5, so </u><u>-1/2 is -0.5</u><u>.</u>
If you divide -1 by 2, you get -0.5.
Answer:

Step-by-step explanation:
Given

Required
Solve

The expression can be split to:





So, we have:


Rewrite as:



Answer:
It's A.
Step-by-step explanation:
For every value of x there is one value of y - we can draw a vertical line through any value of x and it will pass through only one value of y.
Therefore it is a one-to-one function.