Simplify, multiplying and dividing rational expressions

May 3rd, 2015
Anonymous
Category:
Mathematics
Price: $10 USD

Question description

  1. State any restrictions on the variables

    4 – x

    x² - 16

  2. Simplify

    u² - 2u

    u² - 4

  3. Multiply.  Assume that no denominator equals zero.

    7t³ times 3st

    s              35

  4. Multiply.  Assume that no denominator equals zero.

    x² - 16  times x + 3

    x² + 3x           x² - 4x

  5. Divide.  Assume that no denominator equals zero.

    6d²  divide by c²d³

    4c                   18

  6. Divide and simplify completely.  Assume that no denominator equals zero.

    d² - 1  divide by d-1

    d² - d                  d

  7. Divide and simplify completely

    8x – 8  times  x + 1  divide by  24 

    x² - 1              6x² - 12x            x² - 4


Tutor Answer

(Top Tutor) Lakshmi Subramanian
School: Carnegie Mellon University
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