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Too calculate this we need to increase to total amount of money in the bank by 3% year on year for 6 years.
Year 0 £500
Year 1 £500 x 1.03 = £515
Year 2 ...
A quadratic equation is one that includes x2 as the highest power of x. Factorising is achieved in 3 steps. Let’s consider the example x2-3x-3=11) Put the equation into the form...
It's worth remembering FOIL: First, Outside, Inside, Last.Say we have the following:(a+b)(c+d), where a,b,c and d are positive integers.Using FOIL, we have: (First) +...
What is it?The cosine rule is a tool to find the size of an angle or the length of a side in a triangle.When to use it?- When we are given 2 sides and an angle- When we a...
Pythagorus' Theorum is used to calculate the lengths of the sides of a right angled triange, and is written mathematically as follows:
a2 + b2 = c2
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