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Mathematics 17 Online
OpenStudy (oswaldmurphy):

The coordinate plane below represents a city. Points A through F are schools in the city. http://prntscr.com/bvsmyh

OpenStudy (oswaldmurphy):

HELP PLEASE! Part A: Using the graph above, create a system of inequalities that only contain points A and E in the overlapping shaded regions. Explain how the lines will be graphed and shaded on the coordinate grid above. (5 points) Part B: Explain how to verify that the points A and E are solutions to the system of inequalities created in Part A. (3 points) Part C: William can only attend a school in his designated zone. William's zone is defined by y < −x − 1. Explain how you can identify the schools that William is allowed to attend. (2 points) @mayankdevnani @Data_Lg2 @zepdrix @Ms-Brains

OpenStudy (oswaldmurphy):

@ganeshie8

OpenStudy (oswaldmurphy):

@Mehek14

OpenStudy (kgrendel0324):

I'll help you m8

OpenStudy (oswaldmurphy):

@Jadeishere

OpenStudy (jadeishere):

Eeks, it's math? Not the best person to help, super sorry!

OpenStudy (kgrendel0324):

Oswald need help?

OpenStudy (oswaldmurphy):

Yes...

OpenStudy (kgrendel0324):

Wait is this FLVS

OpenStudy (oswaldmurphy):

yep, I need help

OpenStudy (kgrendel0324):

Test 5

OpenStudy (oswaldmurphy):

Dont give me a answer, help please.

OpenStudy (kgrendel0324):

Okay

OpenStudy (kgrendel0324):

now you have a graph with all those points plotted correct

OpenStudy (kgrendel0324):

I want you to go to www.desmos.com so you can see what it looks like

OpenStudy (kgrendel0324):

@OswaldMurphy I'm trying to help you here

OpenStudy (oswaldmurphy):

See what what looks like? I posted the graph..

OpenStudy (kgrendel0324):

I know but we are trying to make an inequality that agrees to the graph and you need to be able to see what the inequality looks like so you can describe it.

OpenStudy (oswaldmurphy):

I got desmos open.

OpenStudy (kgrendel0324):

Okay now plot all the points that you have on the graph

OpenStudy (oswaldmurphy):

k done

OpenStudy (kgrendel0324):

Now the inequality can be something so simple as y>4. What you are going to do, it type something like that, it has to be a inequality, and you have to have one for x, and one for y. Make sure that the only points that are in the overlapping region are A and E

OpenStudy (kgrendel0324):

If you need help finding the 2 inequalities I will help you, but once you do I will tell you how to explain them.

OpenStudy (kgrendel0324):

You understand it?

OpenStudy (oswaldmurphy):

-4<x

OpenStudy (oswaldmurphy):

y>1

OpenStudy (kgrendel0324):

okay, you have the y one correct except the sign. You want the line to be full, not dotted so it can go right through the point your trying to graph, you want it to be y is something than or equal to 1.

OpenStudy (kgrendel0324):

the x is wrong,

OpenStudy (oswaldmurphy):

What will the b then?

OpenStudy (kgrendel0324):

?

OpenStudy (oswaldmurphy):

What will the x be then?*

OpenStudy (kgrendel0324):

\[x \ge 2\]

OpenStudy (kgrendel0324):

The y will be \[y \le 1\]

OpenStudy (kgrendel0324):

Now do you want me to explain why?

OpenStudy (oswaldmurphy):

no y is >=

OpenStudy (oswaldmurphy):

I dont need B.

OpenStudy (kgrendel0324):

No. Because the y has to be shaded down for it to contain the points you need. if it was >=, then it would be going up

OpenStudy (kgrendel0324):

How do you take screenshots?

OpenStudy (kgrendel0324):

Ill show you what it looks like

OpenStudy (kgrendel0324):

in desmos, type in y<=1 and in another box type in x>=2 and look at it

OpenStudy (kgrendel0324):

@OswaldMurphy Did you get it?

OpenStudy (kgrendel0324):

Trust me man, I had this same question except there were different points. I got a 100% on it.

OpenStudy (oswaldmurphy):

Ok

OpenStudy (kgrendel0324):

Is that all?

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