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Mathematics 21 Online
OpenStudy (anonymous):

algebra

OpenStudy (anonymous):

Directrix (directrix):

y = kx 2.5 = .5*k k = ?

OpenStudy (anonymous):

k=5

Directrix (directrix):

y = 5x y = 5 * 20 y = ?

OpenStudy (anonymous):

y=100

Directrix (directrix):

Correct.

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