Mathematics
14 Online
OpenStudy (anonymous):
What is the difference of x plus 2 all over the quantity x minus 4, quantity squared. − x over x minus 4.?
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OpenStudy (anonymous):
\[\frac{ x+2 }{ (x-4)^{2} }-\frac{ x }{x-4}\]
OpenStudy (anonymous):
Do you want to combine like terms or what?
OpenStudy (anonymous):
yes
OpenStudy (anonymous):
well I think @Dtan1293
OpenStudy (luigi0210):
Easy, get common denominators then continue.
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OpenStudy (anonymous):
so then multiply (x-4) by the numerator and denominator on the right hand side
OpenStudy (anonymous):
just on the right hand side?
OpenStudy (anonymous):
im lost when it comes to this
OpenStudy (luigi0210):
@Dtan1293 you can't do that. It's an Expression not an equation
OpenStudy (luigi0210):
You have to get common denominators
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OpenStudy (anonymous):
okay so how do I do that?
OpenStudy (luigi0210):
Multiply the second by another x-4, top and bottom
OpenStudy (anonymous):
okay ss it is now \[\frac{ x+2 }{ (--4)^{2} }-\frac{ x-4(x) }{ x-4(x-4) }\] ?
OpenStudy (anonymous):
so
OpenStudy (anonymous):
(x-4)^2
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OpenStudy (luigi0210):
There you go
OpenStudy (anonymous):
then what?
OpenStudy (luigi0210):
Distribute the top then do the needed operation
OpenStudy (anonymous):
okay thankyou