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Algebra 24 Online
OpenStudy (bigbosssaint21):

x2 − 16x + ____

OpenStudy (tkhunny):

If only there were a problem statement. It would be even better if you showed any work!

OpenStudy (bigbosssaint21):

it says Given the following perfect square trinomial, fill in the missing term and i just plain dont understand these

OpenStudy (tkhunny):

You must exploit this idea: \((a+b)^{2} = a^{2} + 2ab + b^{2}\) If you are given \(2ab\), how do you find \(b^{2}\)?

OpenStudy (bigbosssaint21):

find the difference between what would be needed to make 2ab + a^2 equal to the left side of the equal sign?

OpenStudy (tkhunny):

(-16)/2 = 8 8^2 = 64 x2 − 16x + 64 = (x-8)^2

OpenStudy (bigbosssaint21):

thanks so much, sorry for not being able to follow much =/

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