document.write( "Question 76392: Write the missing value in each perfect trinomial.\r
\n" ); document.write( "\n" ); document.write( "?t^2+12t+9\r
\n" ); document.write( "\n" ); document.write( "4w^2-?w+81
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Algebra.Com's Answer #54803 by chitra(359)\"\" \"About 
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The given expression is: \r
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\n" ); document.write( "\n" ); document.write( "1) ?t^2+12t+9\r
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\n" ); document.write( "\n" ); document.write( "Solution: \r
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\n" ); document.write( "\n" ); document.write( "We see the that the given expression forms a quadratic equation. \r
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\n" ); document.write( "\n" ); document.write( "\"%282t%29%5E2+%2B+2%282t%29%283%29+%2B+%283%29%5E2\" \r
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\n" ); document.write( "\n" ); document.write( "\"+4t%5E2+%2B+12t+%2B+9\" \r
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\n" ); document.write( "\n" ); document.write( "Hence, the missing term is 4 \r
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\n" ); document.write( "\n" ); document.write( "2) 4w^2-?w+81 \r
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\n" ); document.write( "\n" ); document.write( "Solution: \r
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\n" ); document.write( "\n" ); document.write( "The given expression can be written as: \r
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\n" ); document.write( "\n" ); document.write( "\"+%282w%29%5E2+-+2%282w%29%289%29+%2B+%289%29%5E2+\" \r
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\n" ); document.write( "\n" ); document.write( "\"+4w%5E2+-+36w+%2B+81+\" \r
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\n" ); document.write( "\n" ); document.write( "Hence, the missing term is 36 \r
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