Question

Determine whether the polynomial is a difference of squares and if it is, factor it.

y2 – 16

A.
is a difference of squares: (y – 4)(y + 4)

B.
is not a difference of squares

C.
is a difference of squares: (y – 4)2

D.
is a difference of squares: (y – 8)(y + 8)

Answer 1

It's a difference of squares y^2-16 = (y-4)(y+4)