x²-4+3x
(x+2)(x-1)+4x+8
3xy+9yz+3y
7x²-49x
evaluate \int_{2}^{3} \frac{x^3 - 2x^2 - 4x - 4}{x^3 + x - 2} dx correct to 4 significant figures (10 marks)
64x²-49y²
x²-13x+36
4x²-4x+1
(x-2)(x+2)