To check your answer when factorising multiply out the brackets to find if the answer matches with the question. If it doesn't, then you'll know there's something wrong. The first thing to do is find ...
It can be helpful to look at the numbers and the letters separately. The HCF of 4 and 2 is 2. The HCF of \(\text{x}^{2}\) and \(\text{x}\) is \(\text{x}\). So the ...
Now that prime factors have been covered in-depth, this week’s maths lesson will focus on the Highest Common Factors, also known as HCF. HCF can also be described as the biggest number that will ...
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