Question

Which of the following constants can be added to x^2 - x to form a perfect square trinomial?

1/4
1/2
1

Answer 1

example (x + 1)(x + 1) = x^2 + 2x + 1 <----- perfect square trinomial

Answer 2

x^2 - x

divide -1 by 2 gives -1/2

now square -1/2

(-1/2) * (-1/2) = ?

Answer 3

1/4? @Peach-es1234

Answer 4

I think so :)

Answer 5

thank you