Algebra ITest

Unit Thirteen – Rational Expressions and Equations

Good Luck To______Period_____Date______

Vocabulary: Define each word and give an example.

  1. Proportion
  1. Extraneous Solution
  1. Combination

Short Answer:

  1. What is the special relationship involving the means and extremes of a proportion?
  1. What is the Fundamental Counting Principle?

Review:

  1. Solve the quadratic equation by the quadratic formula:
  1. Factor the trinomial.
  1. Simplify. Write the product with positive exponents.

Problems:

**Be sure to show all work used to obtain your answer. Circle or box in the final answer.**

  1. Solve the proportion.
  1. What is 7% of 32?
  1. Simplify the expression.
  1. Find the product. Simplify your answer.
  1. Simplify the expression.
  1. Write the sum in simplified form.
  1. Simplify the expression.
  1. Simplify:
  1. Solve the equation.
  1. Solve the equation.
  1. You are going to set up a stereo system by purchasing separate components. In your price range you find 5 different receivers, 8 different compact disc players, and 12 different speaker systems. If you want one of each of these components, how many different stereo systems are possible?
  1. Find the number of distinguishable permutations of the letters in the word PENCIL.
  1. Your English teacher has asked you to select 3 novels from a list of 10 to read as an independent project. In how many ways can you choose which books to read?

Multiple Choice Section: Circle the best answer.

  1. Which answer shows a simplified form of the expression?
  1. What is in simplest form?
  1. For what values of x is the rational expression undefined?
  1. I only
  2. III only
  3. I and III only
  4. I, II, and III
  1. Solve the equation for x:.

Page 1 of 4Algebra I Unit 13 TestMcDougal Littell: 11.1, 11.2, 11.4 – 11.6, 11.8