you will save 6 dollars If you buy 2 packages, instead if 6 individual pairs.
Irrational roots occurs with its conjugate.
Therefore, -√3 is also root of the function.
The answer is -√3.
I don't either it is quite hard to be fair
The graph is not a function, as it does not pass the vertical line test. The lines at 2,-1 and 2,3 overlay and pass the vertical line more than once, meaning that the graph is not a function.
