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Factorise further algebraic expressions

Interactive practice questions

Use the image below to answer the following questions:


Write an expression in expanded form for the area of the shaded region.


Write the expression for the area as a factorised polynomial.

Approx 3 minutes
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Factorise the following expression by taking out the common factor:


Fully factorise $4b\left(4y+5x\right)+c\left(4y+5x\right)+3a\left(4y+5x\right)$4b(4y+5x)+c(4y+5x)+3a(4y+5x).

Factorise the following expression:


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