document.write( "Question 290066: x^2+(x+2)^2=10^2 \n" ); document.write( "

Algebra.Com's Answer #209950 by checkley77(12844) $\"\"$ $\"About$

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x^2+(x+2)^2=10^2
\n" ); document.write( "x^2+x^2+4x+4=100
\n" ); document.write( "2x^2+4x+4-100=0
\n" ); document.write( "2x^2+4x-96=0
\n" ); document.write( "4(x^2+x-48)=0
\n" ); document.write( " $\"x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+\"$
\n" ); document.write( "x=(-1+-sqrt[1^2-4*1*-48])/2*1
\n" ); document.write( "x=(-1+-sqrt[1+192])/2
\n" ); document.write( "x=(-1+-sqrt193)/2
\n" ); document.write( "x=(-1+-13.89)/2
\n" ); document.write( "x=12.89/2
\n" ); document.write( "x=6.45 ans.
\n" ); document.write( "x=(-1-13.89)/2
\n" ); document.write( "x=-14.89
\n" ); document.write( "x=-7.45 ans. \n" ); document.write( "

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