Question

Which expressions are differences of squares?

Select each correct answer.


t^2−1

n^2−225

p^2−40

k^2+81

Answer 1

A and B
Because t^2-(1)^2
(n)^2-(15)^2

Answer 2

Answer:

t^2−1 and n^2−225

Step-by-step explanation:

Hope this helps!