Question

Can any of you guys help me? :)
Which relationship shows a quadratic variation?

Answer 1

what do u mean??

Answer 2

Here are the options: :)

Answer 3

option D....its of type x^2 - 2x + 1

Answer 4

i see only one of them which consists of perfect sqaures .... a quadratic produces a squared result.

Answer 5

Thank you both so very much! :)