document.write( "Question 74398This question is from textbook Prentice Hall Algebra 1 Practice Workbook
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document.write( "The product of two consecutive odd whole numbers is 143. Find the numbers.\r
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document.write( "What is asked in the problem?\r
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document.write( "      Find the numbers\r
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document.write( "Given:
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document.write( " the product of two consecutive odd whole number is 143\r
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document.write( "Representation
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document.write( "Let n = the first odd whole number
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document.write( "   n+2 = the second odd whole number\r
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document.write( "Equation:
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document.write( "n(n+2) = 143
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document.write( " n^2 + 2n = 143
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document.write( " n^2 + 2n - 143 = 0\r
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document.write( "Factor
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document.write( "n^2 + 2n + 1 = 143 + 1
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document.write( "(n + 1)^2 = 144
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document.write( "   n + 1 = +-12
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document.write( "     n = 11    n= -13\r
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document.write( "n = -13 is not a solution because -13 is not a whole number\r
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document.write( "therefore the first odd whole number is 11 \r
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document.write( "The second odd whole number is n + 2 = 11 + 2 = 13\r
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