What are three ordered pairs that create a relation with a domain of {−2, 1, 4}. Will give brainliest.

If n stands for number sold and c stands for cost per item, in which column would you use the formula: ? a. column d c. column f b. column e d. column g

What is the range of the relation in the table below? x y –2 0 –1 2 0 4 1 2 2 0

Is the square root of 4 plus the square root of 16 rational?