Question

Select the polynomial that is a perfect square trinomial.

a) 49x2 − 8x + 16
b) 4a2 − 10a + 25
c) 25b2 − 5b + 10
d) 16x2 − 8x + 1

Answer 1

help please!

Answer 2

@welshfella

Answer 3

@zpupster

Answer 4

@Nnesha

Answer 5

16x2-8x+1 is perfect square because the polynomial is (-4x1)^2

Answer 6

factoring 16x2 − 8x + 1 confxsedaf answer

(-4x +1)(-4x + 1) multiply this out gives your square

Answer 7

that makes sense haha
thanks! could you guys help with another one really quick?

Answer 8

@zpupster @confxsedaf