← Unit 2: Algebra
Mathematics · Grade 9
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Algebraic Expressions and Matrices — Key Terms
Match each term to its definition.
Variable
— match —
A letter used to represent an unknown or changing number.
Terms with exactly the same variables raised to the same powers, which can be combined.
To write an expression as a product, usually by taking out a common factor.
A rectangular arrangement of numbers in rows and columns.
Like terms
— match —
A letter used to represent an unknown or changing number.
Terms with exactly the same variables raised to the same powers, which can be combined.
To write an expression as a product, usually by taking out a common factor.
A rectangular arrangement of numbers in rows and columns.
Factorise
— match —
A letter used to represent an unknown or changing number.
Terms with exactly the same variables raised to the same powers, which can be combined.
To write an expression as a product, usually by taking out a common factor.
A rectangular arrangement of numbers in rows and columns.
Matrix
— match —
A letter used to represent an unknown or changing number.
Terms with exactly the same variables raised to the same powers, which can be combined.
To write an expression as a product, usually by taking out a common factor.
A rectangular arrangement of numbers in rows and columns.
Check