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1.
If it's negative... check your calculations. Then check that you aren't sitting a Further Maths paper. Then cry.
2.
If it's zero... you should be able to do it by factorising, but you can use whatever method you want.
3.
If it's a square number... you should also be able to do it by factorisng.
4.
If it isn't square... you can't factorise it easily - you have to either complete the square or use the formula.
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Did Cambridge maths students find maths and further maths a level very easy?Last reply 2 weeks ago
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Last reply 4 days ago
Did Cambridge maths students find maths and further maths a level very easy?Last reply 2 weeks ago
Edexcel A Level Mathematics Paper 2 unofficial mark scheme correct me if wrong71
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