10 Cumulative Test Prep

Vocabulary Builder

As you solve test items, you must understand the meanings of mathematical terms. Match each term with its mathematical meaning.

Multiple Choice

Read each question. Then write the letter of the correct answer on your paper.

1. The graph of x 2 21 − y 2 4 = 1 fraction x squared , over 21 end fraction , minus , fraction y squared , over 4 end fraction , equals 1  is a hyperbola. Which set of coordinates represents the foci?
   1. (0, 5) and ( 0 , − 5 ) open 0 comma negative 5 close
   2. (5, 0) and ( 0 , − 5 ) open 0 comma negative 5 close
   3. (0, 5) and ( − 5 , 0 ) open negative 5 comma 0 close
   4. (5, 0) and ( − 5 , 0 ) open negative 5 comma 0 close
2. If the equation y = 4 x y equals 4 x  is graphed, which of the following values of x would produce a point closest to the x-axis?
   6. 3
   7. 0
   8. 1
   9. 4

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