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Mathematics 16 Online
OpenStudy (anonymous):

MEDALS FOR HELP :) The Solution set of a system of inequalities is shown on the graph below . Which System of inequalities is shown on the graph ? a.y<-2x+1 Y< x-2 b. y< -2 x+1 Y> x -2 c.y> -2x +1 y < x-2 d. y> -2 +1 Y > x-2

OpenStudy (anonymous):

OpenStudy (anonymous):

@sheelo_mughal

OpenStudy (anonymous):

@campbell_st

OpenStudy (campbell_st):

have you identified the lines yet...?

OpenStudy (campbell_st):

and the interesting thing is that a solid line, as shown in your picture would indicate the inequalities \[\le... or..... \ge\]

OpenStudy (anonymous):

Ok so it's a or b ?

OpenStudy (anonymous):

?

OpenStudy (anonymous):

@suyogsomavanshi any idea , I'm stuck .

OpenStudy (campbell_st):

use this online graphing calculator to look at your choices... so you can match the correct solution https://www.desmos.com/calculator

OpenStudy (anonymous):

@Bsho1997

OpenStudy (anonymous):

@suckerofmath

OpenStudy (anonymous):

Stuck is it a or b?

OpenStudy (anonymous):

A and B are exactly the same.

OpenStudy (anonymous):

Yeap it's fixed this is what I see ? What do u think ?

OpenStudy (anonymous):

Is it shaded towards the positive side of x or the negative?

OpenStudy (anonymous):

- neg

OpenStudy (anonymous):

So would it be <(less then) or >(greater than)?

OpenStudy (anonymous):

Less

OpenStudy (anonymous):

That should give you your answer :)

OpenStudy (anonymous):

b.

OpenStudy (anonymous):

Close. You have to look at both sets. For B, the second sign is a >(greater than). If you need 2 <(less than) then it can't be B.

OpenStudy (anonymous):

Ok so both sets would have to be less than ? Then A. would be correct .

OpenStudy (anonymous):

Yes. The other thing you need to look at is the slope. One (running from left to right) should have a negative slope. The other should have a positive.

OpenStudy (anonymous):

Thank you ! You made it easy to understand !! I have to look closer at the graphs.

OpenStudy (anonymous):

You are very welcome. Good luck!

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