document.write( "Question 1208745: Expand (x + 2)(3x^2 + 12) + (x - 2).
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Algebra.Com's Answer #847176 by greenestamps(13206) You can put this solution on YOUR website! \n" ); document.write( "(x + 2)(3x^2 + 12) + (x - 2) \n" ); document.write( "In the first part of the expression, multiply each term of the first polynomial by each term of the second. \n" ); document.write( "x(3x^2) = 3x^3 \n" ); document.write( "x(12) = 12x \n" ); document.write( "2(3x^2) = 6x^2 \n" ); document.write( "2(12) = 24 \n" ); document.write( "The product of the two polynomials is the sum of those partial products \n" ); document.write( "3x^3+6x^2+12x+24 \n" ); document.write( "When adding the last part of the expression, combine like terms if there are any. \n" ); document.write( "(3x^3+6x^2+12x+24) + (x-2) = 3x^3+6x^2+(12+1)x+(24-2) \n" ); document.write( "ANSWER: 3x^3+6x^2+13x+22 \n" ); document.write( " \n" ); document.write( " |