Translate into a variable expression.
8 divided by the difference between k and 7

substitute,

circle 1 = 5

circle 2 = 20

circle 3 = 44

in this case no matter how you add, you will always get a perfect square..

hence proved

happy to

pls mark as brainliest

the first domain and range set to the left is matched with the top relation, and the second set the set in the middle goes with the bottom relation.