tonipoo610
Need help with inequalities????



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precal
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post ur problem

tonipoo610
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dw:1357770740342:dw

precal
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dw:1357770783978:dw

tonipoo610
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is the answer 0 >
_ x

precal
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dw:1357770811828:dw

tonipoo610
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ooo ok my teacher confused me today loll

precal
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just remember to solve them like you would a regular equation

tonipoo610
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also why is this the answer to this problem

precal
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dw:1357770864960:dw

precal
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the key point is the direction of your inequality

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dw:1357770920527:dwyou switch the sign whenever you multiply or divide both sides by a negative number

tonipoo610
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....dw:1357770889743:dw

tonipoo610
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which one is incorrect

precal
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dw:1357770974736:dwwhy is this the answer? because x is to the first power

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dw:1357771020717:dwx is any number that is equal to zeor or is less than zero

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notice x is the bigger number

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dw:1357771065712:dw

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dw:1357771105247:dwsub 8 in for x, which statement is correct

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dw:1357771147840:dw

precal
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hope that helps you

tonipoo610
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but why do you sub 8?

precal
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because that is your shaded region

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dw:1357772335278:dw

tonipoo610
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thanks so much!

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yw