4. Write a rule for the function. X
21
0
2
22
y27
1
1
9
3
1
3

10 * 563.67 = 5636.7

yes because there is exactly one y value for every x value

for function there can't be more than one value for every x value

answer: -2+√x,-2-√x

i hope this , i don't know if you're looking for a pair or not.

i don't know, but that looks pretty bad. my school passed us unless we failed in all the subjects, but idk abt ur school's rules.

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