If it takes $5 to fill a gas tank in 1970 how much would it cost to fill the same tank in 1990?

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

F(x)=x^3+4 question 6 options: the parent function is shifted up 4 units the parent function is shifted down 4 units the parent function is shifted left 4 units the parent function is shifted right 4 units

Me. i can't figure out this question. give an explanation too. .