I need help on this, can anyone help me?

Is the following relation a function? x y 1 4 −1 −2 3 10 5 16 yes no

Aiden buys two bags of chips at $1.09 each and a 20 ounce soda for $1.20 at the gas station. he knows that the state tax is 5.5. how much change will he receive from a $5 bill?

Nikita wants to apply for student aid to fund her college education. arrange the steps involved in nikita’s application for financial aid