What is the relationship between the 6s in the number 7,664?

Kylie explained that (-4x+9)^2 will result in a difference of squares because (-4x+9)^2 (-4x+9)^2 =(-4x)^2+(9)^2=16x^2+81

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

Choose the more precise measurement. 26.4 cm or 8.39 cm