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Find the domain and the zeros f(x)= 3x^3-x^2-2x/x(x+1)^2

 Feb 4, 2015

Best Answer 

 #1
avatar+118608 
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$$\\f(x)= 3x^3-x^2-\frac{2x}{x}(x+1)^2\\
x\ne0\\
f(x)= 3x^3-x^2-2(x+1)^2\\$$

 

https://www.desmos.com/calculator/yqeohffxtx

Zero is approximately x=1.891

domain:        x in the set ot reals where x is not equal to 0

 Feb 5, 2015
 #1
avatar+118608 
+5
Best Answer

$$\\f(x)= 3x^3-x^2-\frac{2x}{x}(x+1)^2\\
x\ne0\\
f(x)= 3x^3-x^2-2(x+1)^2\\$$

 

https://www.desmos.com/calculator/yqeohffxtx

Zero is approximately x=1.891

domain:        x in the set ot reals where x is not equal to 0

Melody Feb 5, 2015

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