document.write( "Question 700487: what are the y intercepts of f(x)=x^2-2x-3? \n" ); document.write( "
Algebra.Com's Answer #431842 by MathLover1(20849)\"\" \"About 
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to find the \"y-intercepts\" of \"f%28x%29=x%5E2-2x-3\" set \"x=0\" and solve for \"y\"\r
\n" ); document.write( "\n" ); document.write( "\"f%28x%29=0%5E2-2%2A0x-3\"\r
\n" ); document.write( "\n" ); document.write( "\"f%28x%29=-3\"\r
\n" ); document.write( "\n" ); document.write( "so, the \"y-intercept\" is at (\"0\",\"-3\")\r
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\n" ); document.write( "\n" ); document.write( "to find the \"x-intercepts\" of \"f%28x%29=x%5E2-2x-3\" set \"f%28x%29=0\" and solve for \"x\"\r
\n" ); document.write( "\n" ); document.write( "\"x%5E2-2x-3=0\"........use quadratic formula\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+%28-%28-2%29+%2B-+sqrt%28+%28-2%29%5E2-4%2A1%2A%28-3%29+%29%29%2F%282%2A1%29+\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%282+%2B-+sqrt%284%2B12+%29%29%2F2+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+%282+%2B-+sqrt%2816+%29%29%2F2+\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%282+%2B-+4%29%2F2+\"\r
\n" ); document.write( "\n" ); document.write( "solutions:\r
\n" ); document.write( "\n" ); document.write( "\"x+=+%282+%2B+4%29%2F2+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+6%2F2+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+3+\"\r
\n" ); document.write( "\n" ); document.write( "or\r
\n" ); document.write( "\n" ); document.write( "\"x+=+%282+-+4%29%2F2+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+-2%2F2+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+-1+\"\r
\n" ); document.write( "\n" ); document.write( "so, the \"x-intercepts\" are at (\"3\",\"0\") and (\"-1\",\"0\")\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%5E2-2x-3%29+\"\r
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