document.write( "Question 637395: The height of a curved support beam can be modeled by
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Algebra.Com's Answer #401653 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Hi,
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document.write( "f(x)=-x^2/288+18    V(0,18), parabola opening downward, height of beam is 
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document.write( "If f(x) = 0   ⇒     x^2 = 18*288   and 
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document.write( "width of the beam is     
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