Question

Determine whether the following polynomial is a perfect square trinomial: \(2x^2 + 6x + 9\)
yes or no

Answer 1

i know the sqrt of 2x^2 = 1.4 which i know this is already a no

Answer 2

@phi

Answer 3

@TuringTest

Answer 4

I would expect a perfect square to start with (for example) 4x^2 because we can take the square root of it.
But as you noted 2 is not a square root so 2 x^2 is not a perfect square.

Answer 5

thank you