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Firstly, you can see from the equation that each bracket must contain an x since these multiply together to give the x2. So you get (x..)(x..)
Next, to obtain the last number o...
1. First you need to learn how to recognise the form:
Difference of two square numbers. a2 - 36
(a2 is a square number and 36 is also a ...
Finding Roots of Quadratic EquationsWhat is a root to an equation?A root to an equation is a set of value(s) that satisfy the equation and when shown graphically they are the x values at whi...
The total number of digits to the right of the point are known as 'decimal points' whereas significant figures start from the first non-zero number. Note: As si...
Suppose we have a triangle with 2 sides of length 4 and 5 (in any units), and the angle between those sides is 60 degrees. We want to find the length of the side opposite the 60 degree angle.
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