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Mathematics 15 Online
OpenStudy (narissa):

help

OpenStudy (narissa):

OpenStudy (narissa):

@mathwiz916

Directrix (directrix):

54 - 4a^2 + 3b^3 a = -2 and b = 4 54 - 4*(-2)^2 + 3*(4)^3 =

Directrix (directrix):

54 - 4*4 + 3* 64 = ? @narissa

OpenStudy (narissa):

230

Directrix (directrix):

I agree, 230.

OpenStudy (narissa):

thanks

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