document.write( "Question 656860: Determine the quadratic equation with integral coefficients having the roots:
\n" ); document.write( "2 + √ 7 and 2 - √ 7
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Algebra.Com's Answer #409687 by solver91311(24713) $\"\"$ $\"About$

You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "If

is a zero of a quadratic polynomial, then

is a factor of the polynomial. Find your quadratic by multiplying the two factors:\r
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\n" ); document.write( "\n" ); document.write( "Hint: Do the multiplication as if you were doing

treating

and

, and remembering the product of a conjuate pair (the \"L\" part of the FOIL process here) is the difference of two squares.\r
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\n" ); document.write( "\n" ); document.write( "John
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\n" ); document.write( "My calculator said it, I believe it, that settles it
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$\"The$

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