PLZ HELP NEED THIS TO BE RIGHT AS YOU CAN GET IT

What is the relative minimum of the function? enter your answer in the box.

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

An appliance store sells lamps at $95.00 for two. a department store sells similar lamps at 5 for $250.00. which store sells at a better rate