Moderate Factoring Worksheets - Tải xuống bản PDF miễn phí

1. \lim _{x\to 4}(\frac{x^2-6x+8}{x-4}) 2. \lim _{x\to 2}(\frac{x^2-4}{x-2}) 3. \lim _{x\to -2}(\frac{x+2}{x^3+8}) 4. \lim _{x\to -5}(\frac{x^2-25}{x^2+4x-5}) 5. \lim _{x\to 1}(\frac{x^3-x}{x^2-1}) 6. \lim _{x\to -1}(\frac{x^2+x}{x+1}) 7. \lim _{x\to 4}(\frac{(5x-20)}{(x-4)}) 8. \lim _{x\to 5}(\frac{x^2-5x}{x-5}) 9. \lim _{x\to -1}(\frac{x^3+x^2}{x+1}) 10. \lim _{x\to 1}(\frac{x^2-1}{x-1})