Word problem

Asked by  | 5th May, 2009, 10:17: PM

Expert Answer:

Let the parts be x and 18-x.

As per question,

2(x2 + (18-x)2 )=5*x*(18-x)

4x2 -72x +648-90x+5x2=0

9x2 -162 x +648 =0

x=6,12

Hence the parts are 6 and 12.

Answered by  | 9th May, 2009, 10:57: AM

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