Answer:
B. -4 and +4
Step-by-step explanation:
By definition, the principal square root of a number is the positive square root. The term "the square root" is commonly used to refer to the principal (positive) root though there are usually two roots.
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Answers & Comments
Answer:
B. -4 and +4
Step-by-step explanation:
By definition, the principal square root of a number is the positive square root. The term "the square root" is commonly used to refer to the principal (positive) root though there are usually two roots.