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Chapter 9: Problem 36

List the terms of the expression. $$-4 r+s-1$$

Short Answer

Expert verified
The terms of the expression are -4r, s and -1.

Step by step solution

01

Identifying Terms

The given expression is \(-4r + s - 1\). Terms are usually separated by plus or minus signs. As such, the identified terms are -4r, s, and -1.
02

Listing Terms

The terms obtained from the expression are now listed individually.
03

Without Rearranging

As no further tasks were given, rearranging is not needed in this scenario.

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Key Concepts

These are the key concepts you need to understand to accurately answer the question.

Terms in Algebra
In algebra, expressions are made up of parts called terms. Each term is a product of numbers and variables or just a number on its own. Understanding terms is foundational in algebra since they form the building blocks of algebraic expressions. For example, in the expression \(-4r + s - 1\), the terms are:
  • -4r: Here, the coefficient is -4, and the variable is r.
  • s: This is a variable term with an implicit coefficient of 1.
  • -1: This is a constant term.
Each term is significant and understanding their roles helps in simplifying and solving algebraic expressions.
Identifying Terms
Identifying terms in an algebraic expression involves recognizing the parts separated by plus or minus signs. This is crucial because it tells you which elements you can operate on. For the expression \(-4r + s - 1\), you recognize:
  • The term -4r is identified by the negative sign separating it from the next term.
  • The term s follows, split by a plus sign from the term -4r (since a plus is implicitly placed between positive terms).
  • The last term -1 is identified after the negative sign following s.
Being able to visually spot these terms simplifies the process of further algebraic operations like addition, subtraction, and simplification.
Algebraic Operations
Once you've identified terms within an algebraic expression, you can perform operations like addition, subtraction, multiplication, and division. These are known as algebraic operations. Working with expressions like \(-4r + s - 1\), you would handle each term individually:
  • Addition/Subtraction: Combine like terms, if any, by adding or subtracting them. In our example, there are no like terms, so no further operation occurs.
  • Multiplication/Division: Distribute or simplify terms as needed based on the problem requirements. Here, since rearranging isn't necessary, the expression remains \(-4r + s - 1\).
These operations help transform expressions into simpler forms or solve equations when more information or steps are provided.

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