QQuestionAnatomy and Physiology
QuestionAnatomy and Physiology
Which of the following is not a real number?
| $\bigcirc$ | A. $\sqrt{2}$ |
| --- | --- |
| $\bigcirc$ | B. $\sqrt{1}$ |
| $\bigcirc$ | C. $\sqrt{6}$ |
| $\bigcirc$ | D. $\sqrt{2}$ |
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Answer
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Step 1Let's solve this step by step:
Step 2: Understand the definition of real numbers
- Real numbers include all rational and irrational numbers that can be represented on a number line - A number is real if it can be expressed as a point on the number line
Final Answer
D. \sqrt{- 2} is not a real number.
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