document.write( "Question 1166003: Find all zeros of the polynomial. (Enter your answers as a comma-separated list. Enter all answers including repetitions.)
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Algebra.Com's Answer #790471 by ikleyn(52812) $\"\"$ $\"About$

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document.write( "      x3 + 4x2 + 9x + 36 = (x^3 + 4x^2) + (9x + 36) = x^2(x+4) + 9*(x+4) =\r\n" );
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document.write( "    = (x^2 + 9)*(x+4).\r\n" );
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document.write( "The zeroes are  3i, - 3i  (complex zeroes)  and  -4 (real zero).\r\n" );
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