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Definition--Rationals and Radicals--Radicand

Radicand

Radicand

Topic

Rationals and Radicals

Definition

The radicand is the number or expression inside the radical symbol that is being rooted.

Description

The Radicand is a key component in the study of Radical Numbers, Expressions, Equations, and Functions. It is the number or expression inside the radical symbol that is being rooted. For example, in the expression 

$$\sqrt{49}$$

the number 49 is the radicand. Understanding the radicand is crucial for simplifying radical expressions and for solving radical equations. The properties of the radicand determine the simplification process and the nature of the resulting expression. Radicands are widely used in various fields, including geometry, where they help in calculating distances and areas, and in physics, where they describe relationships involving roots. Mastery of the concept of the radicand enables students to work with radical expressions, solve equations, and apply these concepts to real-world problems. The radicand also plays a significant role in calculus, where it is used in limits, derivatives, and integrals. By understanding the radicand, students can better grasp the properties of numbers and their relationships, leading to a deeper comprehension of mathematical concepts.

For a complete collection of terms related to polynomials click on this link: Rationals and Radicals Collection

Common Core Standards CCSS.MATH.CONTENT.HSA.REI.A.2, CCSS.MATH.CONTENT.HSN.RN.A.1, CCSS.MATH.CONTENT.HSF.IF.C.7
Grade Range 8 - 12
Curriculum Nodes Algebra
    • Radical Expressions and Functions
        • Radical Expressions
Copyright Year 2014
Keywords radicals, radical expressions, rational numbers, rational expressions, definitions, glossary term, rational functions