document.write( "Question 541957: What polynomial factors as (x-4) (x+13) ?\r
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document.write( "What polynomial factors as (q-7) (q+10) ?\r
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document.write( "t squared + 18 t - 40 (How do I solve this) ?\r
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document.write( "d squared + 2 d - 99 (How do I solve this)?\r
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Algebra.Com's Answer #354359 by friesr(113)![]() ![]() ![]() You can put this solution on YOUR website! What polynomial factors as (x-4) (x+13) ?\r \n" ); document.write( "\n" ); document.write( "FOIL (First, Outer, Inner, Last)\r \n" ); document.write( "\n" ); document.write( "x*x = x^2 \n" ); document.write( "x * 13 = 13x \n" ); document.write( "-4 * x = -4x \n" ); document.write( "-4 * 13 = -52 \n" ); document.write( "--- \n" ); document.write( "(x^2 + 13x - 4x -52) \n" ); document.write( "---\r \n" ); document.write( "\n" ); document.write( "x^2 + 9x - 52 \n" ); document.write( "===\r \n" ); document.write( "\n" ); document.write( "What polynomial factors as (q-7) (q+10) ? \n" ); document.write( "q^2 +10q - 7q -70 \n" ); document.write( "--- \n" ); document.write( "q^2 + 3q - 70 \n" ); document.write( "=== \n" ); document.write( "t^2 + 18 t - 40 \n" ); document.write( "--- \n" ); document.write( "Factor \n" ); document.write( "(t-2)(x+20) \n" ); document.write( "=== \n" ); document.write( "d^2 + 2 d - 99 \n" ); document.write( "--- \n" ); document.write( "does not factor \n" ); document.write( " |