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12 results for Polynomials in lessons.
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Lesson
Terms, monomials and polynomials
Polynomials and Their Properties
What a term is, which terms are monomials, how binomials, trinomials and polynomials are named, and how to find the degree of a monomial and of a polynomial.
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Lesson
Standard form and types of polynomials
Polynomials and Their Properties
The standard form of a polynomial in x, leading and constant terms, linear, quadratic, cubic and bi-quadratic polynomials, the constant and zero polynomials, and multinomials.
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Lesson
What an algebraic expression is
Algebraic Expressions and Their Uses
Terms combined by the fundamental operations, and how to sort expressions into monomials, binomials, trinomials, polynomials and multinomials by counting terms and checking powers.
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Lesson
Factorising cubics and quartics
Polynomials and Their Properties
Using a given factor or a factor found by trial with the factor theorem to factorise cubic and bi-quadratic polynomials completely.
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Lesson
Dividing algebraic expressions
Factorization
Divide monomials, divide a polynomial by a monomial, divide polynomials by factorising and cancelling, and use long division and the short cut for x minus a number.
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Lesson
The degree of an expression
Algebraic Expressions and Their Uses
The degree of a monomial as the sum of the powers, why a number has degree zero and zero has none, and the degree of a polynomial as its greatest term degree.
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Lesson
Functions and Their Graphs
Relations and Functions
Functions as special relations, the standard real functions with domains and ranges, and the algebra of functions.
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Lesson
Continuity and Differentiability
Continuity and Differentiability
Continuity at a point, piecewise functions, finding constants for continuity, and the link between continuity and differentiability.
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Lesson
Continuity and Differentiability: Mixed Practice, Worked Solutions
Continuity and Differentiability
Step-by-step solutions to every practice question in the lesson “Continuity and Differentiability: Mixed Practice”, with each answer checked.
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Lesson
Value, zeros and roots of a polynomial
Polynomials and Their Properties
Equations by degree, the value p(α) of a polynomial, zeros of a polynomial, roots of an equation, and solving quadratic equations by splitting the middle term.
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Lesson
Long division and the division algorithm
Polynomials and Their Properties
Dividing one polynomial by another step by step, finding the quotient and remainder, and checking the answer with f(x) = g(x)q(x) + r(x).
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Lesson
The remainder theorem
Polynomials and Their Properties
Finding the remainder on division by x − a, ax − b or ax + b without dividing, and using remainders to find unknown coefficients.