monomial
(noun)
An algebraic expression consisting of one term.
(noun)
A single term consisting of a product of numbers and variables.
(adjective)
Relative to an algebraic expression consisting of one term.
Examples of monomial in the following topics:
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Multiplying Algebraic Expressions
- The process for multiplying algebraic expressions differs for monomials and polynomials.
- A monomial is a single term consisting of a product of numbers and variables.
- The following are examples of monomials:
- (Note that multiplying monomials is not the same as adding algebraic expressions—monomials do not have to involve "like terms" in order to be combined together through multiplication.)
- The monomial should be multiplied by each term in the polynomial separately.
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What Are Polynomials?
- $7x^{\sqrt{2}}$, $\sqrt{2}x^{-7}$ and $2x^7 - 7x^2$are not monomials.
- A polynomial over $\mathbb{R}$ is a finite sum of monomials over $\mathbb{R}$.
- is the finite sum of the $4$ monomials: $4x^{13}, 3x^2, -\pi x$ and $1 = 1x^0.$
- These monomials are called the terms of $P(x).
- Every monomial is also a polynomial, as it can be written as a sum with one term, itself.
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Multiplying Polynomials
- Multiplying a polynomial by a monomial is a direct application of the distributive and associative properties.
- So for the multiplication of a monomial with a polynomial we get the following procedure:
- Multiply every term of the polynomial by the monomial and then add the resulting products together.
- To multiply a polynomial $P(x) = M_1(x) + M_2(x) + \ldots + M_n(x)$ with a polynomial $Q(x) = N_1(x) + N_2(x) + \ldots + N_k(x)$, where both are written as a sum of monomials of distinct degrees, we get
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Sums, Differences, Products, and Quotients
- It is easiest to start with monomials.
- A monomial equations has one term; a binomial has two terms; a trinomial has three terms.
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Introduction to Factoring Polynomials
- A polynomial consists of a sum of monomials.
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Rational Algebraic Expressions
- Rather, we will be looking for monomial and binomial factors that are common to both rational expressions.