It is a cuz to be a function the x (domain) can only have one y (range) in d it is the number 2 in the 2nd and fourth set of ordered pairs in c it is 3 the first one and the 3rd in b it is -1 its the first and the last one
hope i helped you if u dont mind can i have brainlest <span />
1 kilometer equal .62 miles.
Ninety four and one hundred seventy nine thousandths
94.179 = 94 179/1000
1+4=5 2+5=7 3x6=18 8+11=19