Which of the relations below is a function?

{(red, sign) (yellow, sign) (red, light) (green, light)}

{(blue, bird) (red, car) (yellow, bus) (yellow, taxi)}

{(red, apple) (purple, grape) (yellow, banana) (green, pear)}

594 square inches

step-by-step explanation:

vote !

no association

step-by-step explanation:

if you have eyes and you can use them efficiently you can see that it just looks like random dots like do a line of best fit and like they're so spread out it's such a weak association you might as well consider it nonexistent

the answer is 13

step-by-step explanation:

5*5=25

12*12=144

25+144=169

169^2=13