document.write( "Question 317727: Let P=(x,y)be a point on the graph of y=x2-4, use a graphing utility to graph d=d(x) in order to answer the following question.
\n" ); document.write( "For what positive value of x is d smallest? \n" ); document.write( "

Algebra.Com's Answer #227520 by Earlsdon(6294) $\"\"$ $\"About$

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$\"graph%28400%2C400%2C-5%2C5%2C-5%2C5%2Cx%5E2-4%29\"$
\n" ); document.write( "You can see from the graph that d is a minimum at x = 0 \n" ); document.write( "

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