← Unit 2: Algebra
Mathematics · Grade 9
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Learning to Learn
Quadratic Expressions and Equations — Key Terms
Match each term to its definition.
Quadratic expression
— match —
An expression in which the highest power of the variable is two.
To multiply out brackets to remove them.
To write a quadratic as a product of two brackets.
A value of the unknown that makes a quadratic equation equal to zero.
Expand
— match —
An expression in which the highest power of the variable is two.
To multiply out brackets to remove them.
To write a quadratic as a product of two brackets.
A value of the unknown that makes a quadratic equation equal to zero.
Factorise
— match —
An expression in which the highest power of the variable is two.
To multiply out brackets to remove them.
To write a quadratic as a product of two brackets.
A value of the unknown that makes a quadratic equation equal to zero.
Root
— match —
An expression in which the highest power of the variable is two.
To multiply out brackets to remove them.
To write a quadratic as a product of two brackets.
A value of the unknown that makes a quadratic equation equal to zero.
Check