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Questions and Answers
What is a square root of a number x?
What is a square root of a number x?
- A number y such that $y^2 = x$ (correct)
- A number y such that $y = x^2$
- A number y such that $y = rac{x}{2}$
- A number y such that $y = 2x$
What is the principal square root of a nonnegative real number x denoted as?
What is the principal square root of a nonnegative real number x denoted as?
- $\pm \sqrt{x}$
- $-\sqrt{x}$
- $x^{1/2}$
- $\sqrt{x}$ (correct)
How many square roots does every positive number x have?
How many square roots does every positive number x have?
- 2 (correct)
- 1
- 3
- 0
What is the term or number whose square root is being considered known as?
What is the term or number whose square root is being considered known as?
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How can the principal square root for non-negative x be written in exponent notation?
How can the principal square root for non-negative x be written in exponent notation?
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