the area of a square is 128x^3y^4 cm^2. what is the length of one side of the square in simplest form​

65 8 7 4 5 6 8 4 3 2 1 9 5 6 4 2 1 6 5 1 5 1 3 2 3 5 multiply the third number in the first row by the seventh number in the third row. add this result to the fifth number in the second row. add to this total ten times the fourth number in the third row. subtract the eighth number in the first row from the result.

An equation where variables are used to represent known values—function notation true or false

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