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OpenStudy (anonymous):
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
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OpenStudy (anonymous):
help please!
OpenStudy (anonymous):
@welshfella
OpenStudy (anonymous):
@zpupster
OpenStudy (anonymous):
@Nnesha
OpenStudy (confxsedaf):
16x2-8x+1 is perfect square because the polynomial is (-4x1)^2
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OpenStudy (zpupster):
factoring 16x2 − 8x + 1 confxsedaf answer (-4x +1)(-4x + 1) multiply this out gives your square
OpenStudy (anonymous):
that makes sense haha thanks! could you guys help with another one really quick?
OpenStudy (anonymous):
@zpupster @confxsedaf
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