Questions:
- Which of the following is all the values of x for which
is undefined?
- x = 0
- x = 2
- x = -2 , x = 0, or x = 2
- x = -2 or x = 2
- Which of the following is all values of x for which
is undefined?
- x < 0
- x = -5 or x = 5
- -5 < x < 5
- x > 5 or x < -5
- Which of the following is undefined when x = -4
- Which of the following is undefined for all values of x such that x < 3?
- Which of the following is undefined for all values of x such ≥ 2?
- Which of the following is all the values of x for which
is undefined?
- x = -4 or x = 4
- x < 0
- -4 ≤ x ≤ -4
- x ≥ 4 or ≤ -4
For questions 7 and 8, three choices for values of x are given. In the box beside each expression, write the choice for which each expressions is undefined. - A. x = -2
B. x = -2 or x = 0
C. x = 2 - A. x < 6
B. x > 6 or x < -6
C. -6 < x < 6
Answer:
- x = -2 or x = 2
- x > 5 or x < -5
- C
- A
- B
- x ≥ 4 or ≤ -4
- I (x = -2 or x = 0)
II x = -2
III x = 2 - I -6 < x < 6
II x < 6
III x > 6 or x < -6
Reference:
Complete Test Preparation for the GED Test 2014 by Steck-Vaughn