document.write( "Question 1170392: Write the quadratic equation whose roots are −3 and 1, and whose leading coefficient is 1.\r
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Algebra.Com's Answer #795266 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "the quadratic equation whose roots are
\n" ); document.write( "\"x%5B1%5D=-3\" and
\n" ); document.write( "\"x%5B2%5D=1\", \r
\n" ); document.write( "\n" ); document.write( "\"f%28x%29=a%2A%28x-x%5B1%5D%29%28x-x%5B2%5D%29\"\r
\n" ); document.write( "\n" ); document.write( "since given that leading coefficient is\"+1\", \"a=1\"\r
\n" ); document.write( "\n" ); document.write( "\"f%28x%29=1%2A%28x-x%5B1%5D%29%28x-x%5B2%5D%29\".......substitute given roots\r
\n" ); document.write( "\n" ); document.write( "\"f%28x%29=%28x-%28-3%29%29%28x-1%29\"\r
\n" ); document.write( "\n" ); document.write( "\"f%28x%29=%28x%2B3%29%28x-1%29\"\r
\n" ); document.write( "\n" ); document.write( "\"f%28x%29=x%5E2+%2B+2x+-+3\"\r
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\n" ); document.write( "\n" ); document.write( "\"+graph%28+600%2C+600%2C+-10%2C+10%2C+-10%2C+10%2C+x%5E2+%2B+2x+-+3%29+\"\r
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