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Mathematics 8 Online
OpenStudy (boldjon):

YO CAN U CHECK MY WORK! please please.... i'm desperate https://www.dropbox.com/s/4vxgrcau6uouwe2/Screenshot%202016-03-18%2020.32.57.png?dl=0

Directrix (directrix):

What you marked is incorrect.

Directrix (directrix):

Look at the options that mention x going to + or negative infinity, and look at what the graph is doing.

Directrix (directrix):

As x gets bigger and bigger (look left to right), what is the blue graph doing? Is is rising (getting bigger and bigger) or falling (getting smaller and smaller)?

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