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OpenStudy (anonymous):
HELP PLEASE! What value completes the square for the expression? x^2 - 18x A. 9 B. -9 C. 81 D. -81
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OpenStudy (anonymous):
i believe its a but im gunna try again to make sure.
OpenStudy (anonymous):
Okay!
hartnn (hartnn):
no,its 81
hartnn (hartnn):
can u expand (x-9)^2....try
OpenStudy (anonymous):
hes prolly right lol
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OpenStudy (anonymous):
Aha. Okay. Thanks! (x-9)^2 that would be 81 right?
OpenStudy (anonymous):
its c
OpenStudy (anonymous):
yup! :D
OpenStudy (anonymous):
thank you!
OpenStudy (anonymous):
np now help me lmaoo c:
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OpenStudy (anonymous):
How? ha
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