5 8 -9 Not a real number 15 Not a real number 6 -32 (3m 1)(9m2 + 3m + 1) – 90 3x3 8x2y + xy + 4xy2 2y2 – – -15 4 (x + 3)(2x 5) – Not a real number b12 x2 Not a real number 17 -20 6 57 -100 2 -42 -49 -130
5 8 -9 Not a real number 15 Not a real number 6 -32 90 -15 4 Not a real number b12 x2 17 -20 6 57 -100 2 -42 -49 -130 (3m – 1)(9m2 + 3m + 1) 3x3 – 8x2y + xy + 4xy2 – 2y2 (x + 3)(2x – 5) Not a real number
radicals-cwhw-2014-01-09.docx