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Algebra 20 Online
OpenStudy (anonymous):

Help! Will fan and give medal

OpenStudy (mtalhahassan2):

Ok I will

OpenStudy (anonymous):

ganeshie8 (ganeshie8):

Look at the graph. What part of it is shaded blue ?

OpenStudy (anonymous):

-2

OpenStudy (anonymous):

Its something like \[-2 \le x\]

OpenStudy (anonymous):

right?

ganeshie8 (ganeshie8):

also everything before -2 is shaded blue so the inequality that represents the shaded region is \(x\le -2\)

OpenStudy (anonymous):

ah okay so the other way around. Got it. Just wanted to correct myself

ganeshie8 (ganeshie8):

good \(x\color{Red}{\le} -2\) is read as \(x ~\color{red}{\text{less than or equal to}} -2 \)

OpenStudy (anonymous):

Right right yes Thanks! @ganeshie8 Hey do you mind checking this if im right?

ganeshie8 (ganeshie8):

Very close! Inequality for left shaded region is correct, but the other part isn't

ganeshie8 (ganeshie8):

Oh no wait, left part is starting at \(-2\), yes ?

OpenStudy (anonymous):

Right right yes Thanks! @ganeshie8 Hey do you mind checking this if im right?

ganeshie8 (ganeshie8):

so whatss ur updated answer?

OpenStudy (anonymous):

Uhh im going with \[x \ge 3\]

ganeshie8 (ganeshie8):

That is correct for the right side shaded part what about the left side shaded part ?

OpenStudy (anonymous):

would the x be on the opposite side? so \[2<x\] and\[x \ge3\]

ganeshie8 (ganeshie8):

Mope, \(x\) represents any number in the shaded region. It should be \(x\lt -2\) OR \(x\ge 3\)

OpenStudy (anonymous):

ahh yes sorry I forgot the -2. alright now I get it! Thanks so much!

ganeshie8 (ganeshie8):

also you need to be careful about when to use OR, when to use AND

OpenStudy (anonymous):

so I shouldn't put, and ?

OpenStudy (anonymous):

I think when its split you use and. I dont know about or

OpenStudy (anonymous):

You are a life saver

OpenStudy (anonymous):

Thank you again, this will help

ganeshie8 (ganeshie8):

np:)

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