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Factorising is just simplyfying into brackets. To do this you need to find common terms on all the parts of the question. For example: fully factorise 3a3b+12a2b2+...
Ok so to factorise a quadratic with a co-efficient in front of the x^2 you need to follow a couple of steps: Step 1 - multiple the co-efficient by the number at the end of the expression - e.g. 3^8 = 24 S...
Pythagoras' Theory explains that the length of sides in a right angled triangle are related. This means we can use the length of two sides to find that of the third!
The relationship he found is a<...
Start by writing the equation out again: x2 + 5x + 6 = 0
I do it by thinking which two numbers add together to = 5 and which same two numbers multiply to = 6. The an...
64/4/4=4
4x4=16
n.b no square root function on my divice
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