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Chapter 2: Problem 16

In Exercises 11-18, identify the coefficient of the term. $$ -\frac{3 x}{4} $$

Short Answer

Expert verified
The coefficient of the term is \(-\frac{3}{4}\).

Step by step solution

01

Identify the term

To find the coefficient, first recognize the term we are working with. Our term is \(-\frac{3}{4}x\). The negative sign is included in the term.
02

Identify the coefficient

The coefficient is the numerical part of the term, which is attached to the variable by multiplication. Here, the coefficient is \(-\frac{3}{4}\).

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Key Concepts

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

Understanding Algebraic Terms
Algebraic terms are the building blocks of algebraic expressions. An algebraic term can consist of constants, variables (such as letters that represent an unknown value), and the product of constants and variables. These terms are separated by plus or minus signs.

For example, in the expression \( 2x + 3y - 5 \), there are three terms: \( 2x \), \( 3y \), and \( -5 \). Each term has its distinct identity within the expression. To understand algebra thoroughly, it's essential to recognize and work effectively with these terms. It's like learning the vocabulary before forming sentences; knowing each term's role and function allows for the correct execution of algebraic operations.
Demystifying the Numerical Coefficient
The numerical coefficient of an algebraic term is the number that is multiplied by the variable within that term. It is a critical concept as it dictates the quantity of the variable it is attached to.

Using our prior example, the term \( 2x \) has a numerical coefficient of 2, and the term \( 3y \) has a numerical coefficient of 3. The numerical coefficient can be positive or negative and can also be a fraction or a whole number, as seen in the term \( -\frac{3x}{4} \), where \( -\frac{3}{4} \) is the coefficient. Understanding the numerical coefficient is vital for solving algebraic equations and simplifying expressions.
Foundations of Elementary Algebra
Elementary algebra encompasses the basics of algebra involving operations with numbers and letters, where the letters represent numbers. This area of mathematics introduces core operations such as addition, subtraction, multiplication, and division, applied to algebraic terms and expressions.

It serves as the jump-off point for more advanced areas of mathematics but is deeply relevant to problem-solving in various fields. Its foundational importance can't be overstated; by mastering elementary algebra, students gain tools for understanding functions, relationships, and patterns essential in higher-order math and applications in science, engineering, and beyond.

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Most popular questions from this chapter

In Exercises 17-26, determine whether an algebraic expression or an algebraic equation is given. $$ x-4 $$

In Exercises \(1-10\), determine whether each value of \(x\) is a solution of the equation. \(5 x-1=3(x+5)\) (a) \(x=8\) (b) \(x=-2\)

In Exercises \(63-68\), simplify the expression. $$ 6 x+9 x $$

What is a hidden operation in a verbal phrase? Explain how to identify hidden operations.

In Exercises 85-88, identify the property of algebra illustrated by the statement. $$ -3 y^{3}+3 y^{3}=0 $$
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