PLEASE HELP ITS URGENT

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

Tessa bought stock in a restaurant for $253.00. her stock is now worth $333.96. what is the percentage increase of the value of tessa's stock? a.) 81% b.) 32% c.) 24% d.) 76%

Use a standard normal table to determine the probability. give your answer as a decimal to four decimal places. −1.5< < 1.5)