Quadratic expressions are mathematical phrases that involve a variable raised to the power of two. These expressions are usually in the form of ax^2 + bx + c, where a, b, and c are numbers. They are called quadratic because the highest power of the variable is 2.
Full definition
Describe the relationship between the linear factors
of quadratic expressions and the zeros of their associated quadratic functions.
We start with the type without constant term, moving onto monic
quadratic expression where the coefficient of x squared is 1, then negative x squared coefficient, and finally common factor in the three terms.
Topics Included: - Accuracy - Fractions - Indices - Surds - Rationalising The Denominator - Substitution = Removing Brackets - Factorising - Common Factors - Difference of Two Squares - Factorising
Quadratic Expressions - Completing the Square - Solving Linear Equations - Solving Simultaneous Equations
Quadratic Equations: All about Quadratic Equations Bundle is a bundle of
quadratic expression and equation related notes, practice and projects.
Other
Quadratic Expression and Quadratic Equation activities and notes include: - Factoring Quadratic Expressions: Notes and Practice for Interactive Notebooks - Factoring Quadratics - task cards for scavenger hunt - The Quadratic Formula: Notes and Practice for Interactive Notebooks - Factoring Quadratic Expressions: Practice and Review Puzzle Activity - Quadratic Equations: Using the Quadratic Formula Practice and Review This purchase is for one teacher only.
How to factor
a quadratic expression where x ^ 2 has a coefficient other than 1
Several worksheets to support teaching expansion and factorisation of
quadratic expressions.
How to factor
a quadratic expression where the coefficient of x ^ 2 is 1 Page 2.
Aimed at middle ability students looking to factorise
a quadratic expression when the first term coefficient is not equal to one.
Can be done with mini whiteboards and adaptable to voting systems Aimed at KS4 and KS5 multiple choice activity completing the square of
a quadratic expression Please leave feedback
Assess your students» ability to factor
a quadratic expression to reveal the zeros of the function it defines with this quiz.
A nice starter for a lesson on factorising
quadratic expressions is to get pupils finding pairs of numbers whose sum and products are already given.
In Algebra 1A, students will build upon their knowledge of the real number system and linear equations, and then extend this knowledge to a study of
quadratic expressions and equations.