Polynomials

Flashcard
•
Mathematics
•
8th - 9th Grade
•
Hard
+1
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a polynomial?
Back
A polynomial is a mathematical expression consisting of variables (also called indeterminates) raised to whole number powers and coefficients. It can be expressed in the form: a_n*x^n + a_(n-1)*x^(n-1) + ... + a_1*x + a_0, where a_n, a_(n-1), ..., a_0 are constants.
2.
FLASHCARD QUESTION
Front
What is the degree of a polynomial?
Back
The degree of a polynomial is the highest power of the variable in the polynomial. For example, in the polynomial 4x^3 + 2x^2 - x + 7, the degree is 3.
3.
FLASHCARD QUESTION
Front
What is the leading coefficient of a polynomial?
Back
The leading coefficient is the coefficient of the term with the highest degree in a polynomial. For example, in the polynomial 5x^4 + 3x^2 - 2, the leading coefficient is 5.
4.
FLASHCARD QUESTION
Front
How do you add polynomials?
Back
To add polynomials, combine like terms. For example, (3y^2 + y^3 - 5) + (4y^2 - 4y + 2y^3 + 8) = (1y^3 + 2y^3) + (3y^2 + 4y^2) + (-4y) + (3) = 3y^3 + 7y^2 - 4y + 3.
Tags
CCSS.HSA.APR.A.1
5.
FLASHCARD QUESTION
Front
What is the process of multiplying polynomials?
Back
To multiply polynomials, use the distributive property (also known as the FOIL method for binomials) to multiply each term in the first polynomial by each term in the second polynomial.
Tags
CCSS.HSA.APR.A.1
6.
FLASHCARD QUESTION
Front
What is a binomial?
Back
A binomial is a polynomial that contains exactly two terms. For example, 3x + 5 is a binomial.
7.
FLASHCARD QUESTION
Front
What is a trinomial?
Back
A trinomial is a polynomial that contains exactly three terms. For example, x^2 + 3x + 2 is a trinomial.
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