Factorising Expressions by Common Factors and Grouping

Factorising Expressions by Common Factors and Grouping

Secondary 1

Factorise each of the following expressions completely.

\(3x\left( x-y \right)+6\left( x-y \right)\)
\(5\left( x-y \right)+3z\left( y-x \right)\)

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Answer:(a) \(3(x-y)(x+2)\), (b) \((x - y)(5 - 3z)\)

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