Question

What is the product of (n+6)(n-6)

Answer 1

n^2-36

Answer 2

depends what n is , but it is n^2-36 if you ask me

Answer 3

it is of the form (a+b)(a-b)
so
\[(a+b)(a-b)=a^2-b^2\]
\[(n+6)(n-6)=n^2-6^2=n^2-36\]