SOLUTION: A rectangle has an area of x^3 + 5x^2 + 5x � 2 square meters and a width of x + 2 meters. Find its length.

Question 930349: A rectangle has an area of x^3 + 5x^2 + 5x � 2 square meters and a width of x + 2 meters. Find its length.
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!

 

Hi

A = Lw

L = ( x^3 + 5x^2 + 5x � 2)/(x+2)

........

Using Synthetic Division

 -2  1 5 5 -2 

       -2 -6 2 

     1  3 -1 0 

A = (x+2)(x^2 + 3x - 1)

L = (x^2 + 3x - 1)



 

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