What is the highest common factor of 28 and 36?
What is the lowest common multiple of 8 and 12?
Fully factorise
Fully factorise
Fully factorise
Fully factorise
Expand and simplify
Expand and simplify
Expand and simplify
Expand and simplify
Expand and simplify
Expand and simplify
Using the difference of two squares, expand and simplify
Using the perfect square expansion, expand and simplify
Expand and simplify