alleryStart learning →The radical sign is described as denoting which square root?
AThe positive one
BThe negative one
CBoth roots at once
DNeither of the roots
Answer & Solution
Correct answer: A. The positive one
1. A number has two square roots, but the symbol picks one.
2. Every positive number has a positive and a negative square root.
3. The radical sign denotes the positive square root.
4. The negative root is written with a minus sign in front.
_Source: OpenStax Elementary Algebra 2e (CC BY 4.0), Ch 9 'Roots and Radicals', sections 9.1-9.8_
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