Hi so i have a test tmmr about proportional relationship can anyone help me by chance at 1:40

The parabola x= √y-9 opens: a.)up b.)down c.)right d.)left

Which of the following tables represents exponential functions?

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers