Subject

Algebra

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Quizzes in Algebra



对于 f(x)=log(x – 1) + 1/(x + 5),必须满足哪些条件?请选择所有正确选项。

  • x ≥ 1
  • x = 1
  • x < 1
  • x ≠ -5
  • x = -5
  • x > 1
Correct answer(s):
    • x ≠ -5
    • x > 1

对于 f(x)=log(x – 8) + 1/(x + 3),必须满足哪些条件?请选择所有正确选项。

  • x < 8
  • x > 8
  • x = -3
  • x = 8
  • x ≥ 8
  • x ≠ -3
Correct answer(s):
    • x > 8
    • x ≠ -3


对于 f(x)=log(x – 8) + 1/(x + 5),必须满足哪些条件?请选择所有正确选项。

  • x > 8
  • x = -5
  • x < 8
  • x ≥ 8
  • x = 8
  • x ≠ -5
Correct answer(s):
    • x > 8
    • x ≠ -5

对于 f(x)=log(x – 8) + 1/(x + 8),必须满足哪些条件?请选择所有正确选项。

  • x ≥ 8
  • x = 8
  • x > 8
  • x = -8
  • x ≠ -8
  • x < 8
Correct answer(s):
    • x > 8
    • x ≠ -8