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Mathematics 7 Online
OpenStudy (sparklestaraa):

The graph below shows four straight lines, P, Q, R, and S:

OpenStudy (sparklestaraa):

OpenStudy (sparklestaraa):

I think it is C

Directrix (directrix):

Which one intersects the y-axis at -3?

Directrix (directrix):

If option C is line R, then that is not correct.

OpenStudy (sparklestaraa):

ohhh A :D

Directrix (directrix):

y = 4x - 3 passes through the point (0, -3)

Directrix (directrix):

So, which line is that?

OpenStudy (sparklestaraa):

line P?

Directrix (directrix):

Look at the attached diagram.

Directrix (directrix):

>>>line P? No. Which of the lines passes through the point (0,-3)

OpenStudy (sparklestaraa):

ohhhh -3 :O i thought that was a minus :D then its D :D

Directrix (directrix):

Line S

Directrix (directrix):

Is that option D?

OpenStudy (sparklestaraa):

yes :D

Directrix (directrix):

That is what I got.

OpenStudy (sparklestaraa):

omg thanks so much :D can u help with another one i'll make an new question so you can get the medals

Directrix (directrix):

Yes, I will help.

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