document.write( "Question 1183052: Find the vertex and Y and X intercepts of the function F(x)=-x^2+4x-3. \r
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Algebra.Com's Answer #813206 by MathLover1(20849)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "Find the vertex ,and \"x\" and \"y\" intercepts of the function \r
\n" ); document.write( "\n" ); document.write( "\"f%28x%29=-x%5E2%2B4x-3+\"\r
\n" ); document.write( "\n" ); document.write( "\"+f%28x%29=y\"\r
\n" ); document.write( "\n" ); document.write( "\"y=-x%5E2%2B4x-3\" .... write in vertex form, complete square\r
\n" ); document.write( "\n" ); document.write( "\"y=-%28x%5E2-4x%2Bb%5E2%29-%28-1%2Ab%5E2%29-3\" .....\"b=4%2F2=2\"\r
\n" ); document.write( "\n" ); document.write( "\"y=-%28x%5E2-4x%2B2%5E2%29%2B2%5E2-3+\"\r
\n" ); document.write( "\n" ); document.write( "\"y=-%28x-2%29%5E2%2B4-3+\"\r
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\n" ); document.write( "\n" ); document.write( "\"y=-%28x-2%29%5E2%2B1+\"=> \"h=2\" and \"k=1\", so vertex is at (\"2\",\"1\")\r
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\n" ); document.write( "\n" ); document.write( "\"x+\"intercepts :\r
\n" ); document.write( "\n" ); document.write( "set \"y=0\"\r
\n" ); document.write( "\n" ); document.write( "\"-x%5E2%2B4x-3+=0\"...factor\r
\n" ); document.write( "\n" ); document.write( "\"-x%5E2%2Bx%2B3x-3+=0\"\r
\n" ); document.write( "\n" ); document.write( "\"-%28x%5E2-x%29%2B%283x-3%29+=0\"\r
\n" ); document.write( "\n" ); document.write( "\"-x%28x-1%29%2B3%28x-1%29+=0\"\r
\n" ); document.write( "\n" ); document.write( "\"%283-x%29%28x-1%29+=0\"\r
\n" ); document.write( "\n" ); document.write( "\"x=3\" or\"+x=1+\"\r
\n" ); document.write( "\n" ); document.write( "\"x\" intercepts are at (\"1\",\"0\") and (\"3\",\"0\")\r
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\n" ); document.write( "\n" ); document.write( "\"y\" intercepts \r
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\n" ); document.write( "\n" ); document.write( "set \"x=0\"\r
\n" ); document.write( "\n" ); document.write( "\"y=-0%5E2%2B4%2A0-3\"\r
\n" ); document.write( "\n" ); document.write( "\"y=+-3\"\r
\n" ); document.write( "\n" ); document.write( "\"y\" intercept is at (\"0\",\"-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%2B4x-3%29+\"\r
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