1) x+1/x^2+4x+3 = (x+1) / (x+3)(x+1) = 1 / (x+3)2) 2x^2+7x-4/x^2-16 = (2x-1)(x+4) / (x+4)(x-4) = (2x-1) / (x-4)3) 6x^2-19x+13 / 2x^2+7x-9 = (6x-13)(x-1) / (2x-3)(x-3) = (6x-13) / (2x-3)
1) x+1/x^2+4x+3 = (x+1) / (x+3)(x+1) = 1 / (x+3)
2) 2x^2+7x-4/x^2-16 = (2x-1)(x+4) / (x+4)(x-4) = (2x-1) / (x-4)
3) 6x^2-19x+13 / 2x^2+7x-9 = (6x-13)(x-1) / (2x-3)(x-3) = (6x-13) / (2x-3)