document.write( "Question 73969: Multiply using the FOIL method: (2x + 1)(x - 2)
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document.write( "A) x - 1
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document.write( "B) 2x^2 - 3x - 2
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document.write( "C) 2x^2 + 2x - 1
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document.write( "D) 2x^2 + 5x + 2
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Algebra.Com's Answer #52976 by ffc_01(9)![]() ![]() ![]() You can put this solution on YOUR website! (2x + 1)(x - 2) \n" ); document.write( "FOIL stands for ... \n" ); document.write( "Firsts \n" ); document.write( "Outer \n" ); document.write( "Inner \n" ); document.write( "Lasts \n" ); document.write( " This is the order in which we will multiply. \n" ); document.write( "The \"Firsts\" are the first term in each factor. \n" ); document.write( "Multiply them together \n" ); document.write( "(2x)(x) \n" ); document.write( "Add this to the product of the \"Outer\" terms \n" ); document.write( "(2x)(x) + (2x)(2) \n" ); document.write( "Then for the \"Inner\" \n" ); document.write( "(2x)(x)+(2x)(2)+(1)(x) \n" ); document.write( "And the \"Lasts\" \n" ); document.write( "(2x)(x)+(2x)(2)+(1)(x)+(1)(2) \n" ); document.write( "Multiply everything out \n" ); document.write( "2x^2 + 4x + x + 2 \n" ); document.write( "Combine like terms \n" ); document.write( "2x^2 + 5x + 2 \n" ); document.write( " \n" ); document.write( " |