4/9 < 2/3 is this true

Plz determine whether the polynomial is a difference of squares and if it is, factor it. y2 – 196 is a difference of squares: (y + 14)2 is a difference of squares: (y – 14)2 is a difference of squares: (y + 14)(y – 14) is not a difference of squares

What are the solutions of the following system? y=-2x^2 y=x-2

The bottom of a vase is a square.each side measury y+11 units.the square has a perimeter of 55 units what is the value of y?