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Mathematics 18 Online
OpenStudy (anonymous):

The vertex of the parabola y=x^(2)+10x+30 is _______

OpenStudy (anonymous):

-5, 5

OpenStudy (anonymous):

thank you

OpenStudy (anonymous):

do u know how i did it

OpenStudy (anonymous):

no..

OpenStudy (anonymous):

-D/4a, -b/2a

OpenStudy (anonymous):

what do D and b represent?

OpenStudy (anonymous):

D is b^2 -4ac

OpenStudy (anonymous):

y= (x+5)^2 + 5

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