Question

Which expression is equivalent to 100n^2-1?
A. (10n)^2-(1)^2
B. (10n^2)^2-(1)^2
C. (50n)^2-(1)^2
D. (50n^2)^2-(1)^2

Answer 1

The expression that is equivalent to 100n^2-1 is A. (10n)^2-(1)^2 because anything equates to 1 is 1