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Mathematics 24 Online
OpenStudy (anonymous):

Select the correct inequality for the graph below

OpenStudy (anonymous):

OpenStudy (anonymous):

does it give options?

OpenStudy (anonymous):

y < 3x - 1 y ≤ 3x - 1 y ≥ 3x - 1 y > 3x - 1

OpenStudy (anonymous):

Ching

OpenStudy (anonymous):

ok. so the line is solid so it has to be either b or c

OpenStudy (anonymous):

b says y< with the line under it

OpenStudy (anonymous):

yep

OpenStudy (anonymous):

and c says y> with the line under it

OpenStudy (anonymous):

yep

OpenStudy (anonymous):

so which one lol

OpenStudy (anonymous):

so now plug in any point in the shaded area (lets use 1,-1) to both equations. wichever equation is true is the right one,.

OpenStudy (anonymous):

what do you mean

OpenStudy (anonymous):

so \[-1 \le 3(1)-1\]

OpenStudy (anonymous):

i plugged in the x coordinate for x and the y coordinte for y

OpenStudy (anonymous):

is this equation true?

OpenStudy (anonymous):

yes, so the answer is b.

OpenStudy (anonymous):

do u need me to explain?

OpenStudy (anonymous):

or do u understand?

OpenStudy (anonymous):

ya i understand

OpenStudy (anonymous):

ok cool

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