Question

1 What polynomial identity should be used to prove that 25^2 = (20 + 5)^2
2 What polynomial identity should be used to prove that 16^2 = (10 + 6)^2
Possible Answers :
Difference of Cubes

Difference of Squares

Square of Binomial

Sum of Cubes

Answer 1

If I had to pick one, I'd say Square of Binomial. Binomial means two terms. You have two terms. Then you're squaring them.