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Unformatted text preview:x^5-x^4+3x^3+x^2-9x^5-4x^4+3x^3-5x 8x^5+3x^4+x^2+5x (15x^5-4x^3-3x^2+11)-(2x^5+3x^3-5x) 15x^5-4x^3-3x^2+11-2x^5+3x^3-5x 13x^5-7x^3-3x^2+9x+19 (4x-2)-(5x^2-3x-1) 4x-2-5x^2-3x-1 5x^2+7x-1 (6x^2-4x-2)-(10x^2-8x-4) 6x^2-4x-2-10x^2-8x-4-4x^2+4x+2 (8x^2-3x)-(9x^2-4x-1) 8x^2-3x-9x^2-4x-1 X^2+x+1