document.write( "Question 258096: how do i solve 4x^2+4x-15=0 \n" ); document.write( "
Algebra.Com's Answer #189948 by Alan3354(69443)\"\" \"About 
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how do i solve 4x^2+4x-15=0
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\n" ); document.write( "There are several methods. Factoring, completing the square, and the quadratic equation.
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\n" ); document.write( "You can use Excel, too, and look for zeroes between -15 and +15.
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