Is the polynomial a difference of squares? Select Difference of squares or Not a difference of squares for each polynomial.

Polynomial Difference of squares Not a difference of squares
y4−2
Difference of squares – y 4 −2
Not a difference of squares – y 4 −2
25m2n4−1
Difference of squares – 25 m 2 n 4 −1
Not a difference of squares – 25 m 2 n 4 −1
p8−q4
Difference of squares – p 8 − q 4
Not a difference of squares – p 8 − q 4
16x2−24
Difference of squares – 16 x 2 −24
Not a difference of squares – 16 x 2 −24