Помогите пожалуйста!!!Очень срочно

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

In the diagram, gef and hef are congruent. what is the value of x

Joanie watched 1 out of three of a movie in the morning