Answer:
Commutative
Step-by-step explanation:
2 + 4 = 4 + 2 as an example
Answer:
x = -1, x = 1
Step-by-step explanation:
Factor the equation. (It's a difference of squares, so we know the form will be (a-b)(a+b).)

Test this by FOILing it out, if you're unsure. This is something it can be good to memorize!
Set it equal to 0.

Separate the two parenthetical expressions by the Zero Product Property.

Solve for x!

The third option is ordered least to greatest
Factors are: 0, 1, 2, 4, 8, 16