Starter quiz

  • True or false? The group of integers would include values like 0.27
    • True
    • False  ✓
  • An ______ number is one that cannot be written in the form a \over b where a and b are both integers and b \ne 0.
    • 'irrational' ✓
  • Identify the irrational number.
    • \sqrt 0
    • \sqrt 1
    • \sqrt 7  ✓
    • \sqrt 9
  • Which of these is not a surd?
    • \sqrt {24}
    • \sqrt {35}
    • \sqrt {42}
    • \sqrt {49}  ✓
  • Which of these is not a surd?
    • \sqrt[3] {27}  ✓
    • \sqrt[3] {33}
    • \sqrt[3] {39}
    • \sqrt[3] {42}
  • Which of these is not a surd?
    • \sqrt {1 \over 6}
    • \sqrt {1 \over 81}  ✓
    • \sqrt {0.3}
    • \sqrt {0.95}
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