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0
682
3
avatar+537 

how do I do this?

write the answer in decending order of the variable: (3-x)^2

 Jan 8, 2016

Best Answer 

 #1
avatar+128079 
+5

(3 - x)^2  =

 

(x - 3)^2  =

 

(x - 3) (x - 3)  =

 

x(x-3) - 3(x - 3) =

 

x^2 - 3x - 3x + 9  =

 

x^3 - 6x + 9

 

 

cool cool cool

 Jan 8, 2016
 #1
avatar+128079 
+5
Best Answer

(3 - x)^2  =

 

(x - 3)^2  =

 

(x - 3) (x - 3)  =

 

x(x-3) - 3(x - 3) =

 

x^2 - 3x - 3x + 9  =

 

x^3 - 6x + 9

 

 

cool cool cool

CPhill Jan 8, 2016
 #2
avatar+537 
+5

thank you CPhill

 Jan 8, 2016
 #3
avatar+128079 
0

No prob.......

 Jan 8, 2016

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