document.write( "Question 61443This question is from textbook Algebra 1
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3x^2-x-4 [use the quadratic formula to solve]
\n" ); document.write( " $\"x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+\"$
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\n" ); document.write( " $\"x+=+%28-%28-1%29+%2B-+sqrt%28+%281%29%5E2-%284%2A3%2A-4%29+%29%29%2F%282%2A3%29+\"$ [plug-in the values]
\n" ); document.write( " $\"x+=+%28%281+%2B-+sqrt%28+%281-%28148%29+%29%29%2F6%29%29+\"$
\n" ); document.write( " $\"x+=+%28%281%29+%2B-+sqrt%28+49%29%29%2F6%29%29+\"$
\n" ); document.write( " $\"x+=+%28%281%29+%2B+7%29%2F6%29%29+\"$ =1.333
\n" ); document.write( " $\"x+=+%28%281%29+-+7%29%2F6%29%29+\"$ =-1
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\n" ); document.write( "So, x = -1 or x = 1.333
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