document.write( "Question 984979: Find all the solutions to the equation
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document.write( "Enter the solutions the standard form, in any order.\r
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document.write( "Thank you kindly. \n" );
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Algebra.Com's Answer #605804 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! x^3+125=0 \n" ); document.write( "factor as sum of cubes \n" ); document.write( "(x+5)(x^2-5x+25)=0 \n" ); document.write( "x=-5, one root. \n" ); document.write( "the other has 2 complex roots, conjugates of each other. \n" ); document.write( "x=(1/2)(5+/- sqrt(25-100)) ;; sqrt (-75)=5i sqrt(3) \n" ); document.write( "x=(5/2)+/-(5/2)i sqrt (3)\r \n" ); document.write( "\n" ); document.write( " |