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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