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Mathematics 21 Online
OpenStudy (anonymous):

Which polynomial is a perfect square trinomial? A. 25x2 − 20x − 16 B. 9a2 − 30a − 25 C. 25b2 − 15b + 9 D. 16x2 − 24x + 9

OpenStudy (precal):

|dw:1340657327579:dw| when you factor it , it will look like this

OpenStudy (anonymous):

okay...

OpenStudy (anonymous):

whats tthe answeerr?

OpenStudy (precal):

try factoring them all

OpenStudy (anonymous):

i dont know how to thats why i posted the questiion..

OpenStudy (precal):

lets do the first one together

OpenStudy (precal):

|dw:1340657547580:dw|

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