Answer:
k=2
Step-by-step explanation:

If we have two zeroes that are equal in size, but different signs then we have a different of squares,

So in order to do this we must make the middle term, x 0 so


It is 2 that is very easy i wouldn't be 1
Answer:
B) {(−2, −3), (−3, −2), (2, 3), (3, 2)}
Step-by-step explanation:
For a relation to be a function, every x value must have only one y value. For a, c, and d, some of the x values have multiple different y values