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Mathematics 13 Online
OpenStudy (gabylovesyou):

Graphing quadratics help ._.

OpenStudy (gabylovesyou):

OpenStudy (gabylovesyou):

@phi @dan815 @sammixboo

Nnesha (nnesha):

welcome back! :D

OpenStudy (gabylovesyou):

thank you!!! haven't been on here in so long.___.

Nnesha (nnesha):

what is vertex form of quadratic equation ?

OpenStudy (gabylovesyou):

f (x) = a(x - h)^2 + k

Nnesha (nnesha):

right if graph open up then a would be positive if graph open down then a would be negative and (h,k) is the vertex point |dw:1444860712192:dw|

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