Ijust want to clarify how to find this, i havn't done this in a while.

2÷6+1/2 to the second power plus one

The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left

The area of a rectangle is 54x^9y^8 square yards.if the length of the rectangle is 6x^3y^4 yards,which expression represents the width of the rectangle in yards