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Mathematics LibreTexts

2.9: Homework- Algebraic Limits

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  1. Factor the following polynomials.
    1. x25x+6
      (x2)(x3)
      ans
    2. x2+2x63
      (x7)(x+9)
      ans
    3. x24xh+4h2
      (x2h)2
      ans
  2. If you’re doing a limit with a continuous function, like lim, how can you quickly solve this limit problem?
    Plug it in!
    ans
  3. Compute the following limits algebraically.
    1. \lim_{x \to 5} 2x^2 - 7x
      15
      ans
    2. \lim_{x \to 2} \frac{(x-5)(x-2)}{x-2}
      -3
      ans
    3. \lim_{x \to 3} \frac{x^2 - 6x + 9}{x - 3}
      0
      ans
    4. \lim_{x \to -4} \frac{x^2 + 3x - 4}{x+4}
      -5
      ans
    5. \lim_{x \to 2} \frac{x^3 - 6x^2 + 8x}{x-2}
      -4
      ans
    6. \lim_{x \to w} x^2 + 5xw - w^2
      5w^2
      ans
    7. \lim_{x \to h} \frac{x^2 - h^2}{x-h}
      2h
      ans

This page titled 2.9: Homework- Algebraic Limits is shared under a CC BY 4.0 license and was authored, remixed, and/or curated by Tyler Seacrest via source content that was edited to the style and standards of the LibreTexts platform.

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