document.write( "Question 567419: If x=-2, then 3x (to the 2nd power)-5x-6=? \n" ); document.write( "
Algebra.Com's Answer #366874 by jim_thompson5910(35256)\"\" \"About 
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3x^2-5x-6\r
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\n" ); document.write( "\n" ); document.write( "3(-2)^2-5(-2)-6\r
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\n" ); document.write( "\n" ); document.write( "3(4)-5(-2)-6\r
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\n" ); document.write( "\n" ); document.write( "12+10-6\r
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\n" ); document.write( "\n" ); document.write( "16\r
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\n" ); document.write( "\n" ); document.write( "So 3x^2-5x-6 = 16 when x = -2
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