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Old 11-17-2008, 01:09 PM
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Angry Liner equations and inequalities please help asap

show on three seperate number lines the following sets
(1)
a = {x l -2 < x < 5, x E R}
B = {x l 6 - 2x > 2, x E R }
A (my keybord doesnt have the sign but its basicly an upside down "U") B

Plese help me!!

Last edited by darrob; 11-17-2008 at 01:27 PM.
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Old 11-17-2008, 01:41 PM
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Old 11-17-2008, 01:47 PM
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Sorry, its a mistake for B
B={x| x<2, x E R}
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Old 11-17-2008, 01:50 PM
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thank you for your help but how did you do that
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Old 11-17-2008, 01:55 PM
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For set A, x is between -2 and 5, its mean that x can take all number bigger than -2 and smaller than 5, and you graph this on number lines

For set B we have B = {x l 6 - 2x > 2, x E R }
6-2x>2
6-2x-6>2-6
-2x+6-6>2-6
-2x+0>-4
-2x>-4
-2x : -2 > -4 : -2
x<2
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